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[Git][cmucl/cmucl][master] 2 commits: Fix #163: Add -version command line switch
by Raymond Toy (＠rtoy) 01 Mar '23

01 Mar '23

Raymond Toy pushed to branch master at cmucl / cmucl Commits: ca9b6e0c by Raymond Toy at 2023-03-01T03:43:18+00:00 Fix #163: Add -version command line switch - - - - - 3f4e2d0c by Raymond Toy at 2023-03-01T03:43:19+00:00 Merge branch 'issue-163-add-command-line-version' into 'master' Fix #163: Add -version command line switch Closes #163 See merge request cmucl/cmucl!112 - - - - - 3 changed files: - src/code/commandline.lisp - src/code/save.lisp - src/i18n/locale/cmucl.pot Changes: ===================================== src/code/commandline.lisp ===================================== @@ -394,3 +394,17 @@ (defswitch "-help" #'help-switch-demon "Same as -help.") + +(defun version-switch-demon (switch) + (declare (ignore switch)) + (format t "~A~%" (lisp-implementation-version)) + (ext:quit)) + +(defswitch "version" #'version-switch-demon + "Prints the cmucl version and exits") + +;; Make --version work for the benefit of those who are accustomed to +;; GNU software. +(defswitch "-version" #'version-switch-demon + "Prints the cmucl version and exits; same as -version") + ===================================== src/code/save.lisp ===================================== @@ -336,8 +336,12 @@ *gc-verbose* nil)) (when (and process-command-line (or (find-switch "help") - (find-switch "-help"))) - ;; Don't load any init files if -help or --help is given + (find-switch "-help") + (find-switch "version") + (find-switch "-version"))) + ;; Don't load any init files if -help, --help, + ;; -version, or --version is given. These exit right + ;; away, so loading the init file is wasteful. (setf site-init nil) (setf load-init-file nil)) (when (and site-init ===================================== src/i18n/locale/cmucl.pot ===================================== @@ -6149,6 +6149,10 @@ msgstr "" msgid "Same as -help." msgstr "" +#: src/code/commandline.lisp +msgid "Prints the cmucl version and exits" +msgstr "" + #: src/code/env-access.lisp msgid "" "Returns information about the symbol VAR in the lexical environment ENV.\n" View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/compare/68ef4c5b2708fd3c26e93d… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/compare/68ef4c5b2708fd3c26e93d… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl][issue-163-add-command-line-version] Better comment.
by Raymond Toy (＠rtoy) 01 Mar '23

01 Mar '23

Raymond Toy pushed to branch issue-163-add-command-line-version at cmucl / cmucl Commits: 17c15601 by Carl S. Shapiro at 2023-03-01T03:10:22+00:00 Better comment. - - - - - 1 changed file: - src/code/commandline.lisp Changes: ===================================== src/code/commandline.lisp ===================================== @@ -403,8 +403,8 @@ (defswitch "version" #'version-switch-demon "Prints the cmucl version and exits") -;; Make --version work too since that's a common command line option -;; for GNU software. +;; Make --version work for the benefit of those who are accustomed to +;; GNU software. (defswitch "-version" #'version-switch-demon "Prints the cmucl version and exits; same as -version") View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/17c15601aa9e17e7ce79de5… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/17c15601aa9e17e7ce79de5… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl][master] 2 commits: Fix #170: reduce duplicated code for x86 float-compares
by Raymond Toy (＠rtoy) 01 Mar '23

01 Mar '23

Raymond Toy pushed to branch master at cmucl / cmucl Commits: a25354e9 by Raymond Toy at 2023-03-01T03:08:58+00:00 Fix #170: reduce duplicated code for x86 float-compares - - - - - 68ef4c5b by Raymond Toy at 2023-03-01T03:09:00+00:00 Merge branch 'issue-170-clean-up-x86-float-compare' into 'master' Fix #170: reduce duplicated code for x86 float-compares Closes #170 See merge request cmucl/cmucl!122 - - - - - 1 changed file: - src/compiler/x86/float-sse2.lisp Changes: ===================================== src/compiler/x86/float-sse2.lisp ===================================== @@ -901,130 +901,80 @@ ;;; comiss and comisd can cope with one or other arg in memory: we ;;; could (should, indeed) extend these to cope with descriptor args ;;; and stack args +(macrolet + ((frob (name sc ptype) + `(define-vop (,name float-compare) + (:args (x :scs (,sc)) + (y :scs (,sc descriptor-reg))) + (:arg-types ,ptype ,ptype)))) + (frob single-float-compare single-reg single-float) + (frob double-float-compare double-reg double-float)) -(define-vop (single-float-compare float-compare) - (:args (x :scs (single-reg)) (y :scs (single-reg descriptor-reg))) - (:conditional) - (:arg-types single-float single-float)) -(define-vop (double-float-compare float-compare) - (:args (x :scs (double-reg)) (y :scs (double-reg descriptor-reg))) - (:conditional) - (:arg-types double-float double-float)) - -(define-vop (=/single-float single-float-compare) - (:translate =) - (:info target not-p) - (:vop-var vop) - (:generator 3 - (note-this-location vop :internal-error) - (sc-case y - (single-reg - (inst ucomiss x y)) - (descriptor-reg - (inst ucomiss x (ea-for-sf-desc y)))) - ;; if PF&CF, there was a NaN involved => not equal - ;; otherwise, ZF => equal - (cond (not-p - (inst jmp :p target) - (inst jmp :ne target)) - (t - (let ((not-lab (gen-label))) - (inst jmp :p not-lab) - (inst jmp :e target) - (emit-label not-lab)))))) - -(define-vop (=/double-float double-float-compare) - (:translate =) - (:info target not-p) - (:vop-var vop) - (:generator 3 - (note-this-location vop :internal-error) - (sc-case y - (double-reg - (inst ucomisd x y)) - (descriptor-reg - (inst ucomisd x (ea-for-df-desc y)))) - (cond (not-p - (inst jmp :p target) - (inst jmp :ne target)) - (t - (let ((not-lab (gen-label))) - (inst jmp :p not-lab) - (inst jmp :e target) - (emit-label not-lab)))))) - -(define-vop (</double-float double-float-compare) - (:translate <) - (:info target not-p) - (:generator 3 - (sc-case y - (double-reg - (inst comisd x y)) - (descriptor-reg - (inst comisd x (ea-for-df-desc y)))) - (cond (not-p - (inst jmp :p target) - (inst jmp :nc target)) - (t - (let ((not-lab (gen-label))) - (inst jmp :p not-lab) - (inst jmp :c target) - (emit-label not-lab)))))) - -(define-vop (</single-float single-float-compare) - (:translate <) - (:info target not-p) - (:generator 3 - (sc-case y - (single-reg - (inst comiss x y)) - (descriptor-reg - (inst comiss x (ea-for-sf-desc y)))) - (cond (not-p - (inst jmp :p target) - (inst jmp :nc target)) - (t - (let ((not-lab (gen-label))) - (inst jmp :p not-lab) - (inst jmp :c target) - (emit-label not-lab)))))) - -(define-vop (>/double-float double-float-compare) - (:translate >) - (:info target not-p) - (:generator 3 - (sc-case y - (double-reg - (inst comisd x y)) - (descriptor-reg - (inst comisd x (ea-for-df-desc y)))) - (cond (not-p - (inst jmp :p target) - (inst jmp :na target)) - (t - (let ((not-lab (gen-label))) - (inst jmp :p not-lab) - (inst jmp :a target) - (emit-label not-lab)))))) - -(define-vop (>/single-float single-float-compare) - (:translate >) - (:info target not-p) - (:generator 3 - (sc-case y - (single-reg - (inst comiss x y)) - (descriptor-reg - (inst comiss x (ea-for-sf-desc y)))) - (cond (not-p - (inst jmp :p target) - (inst jmp :na target)) - (t - (let ((not-lab (gen-label))) - (inst jmp :p not-lab) - (inst jmp :a target) - (emit-label not-lab)))))) +(macrolet + ((frob (size inst) + (let ((ea (ecase size + (single + 'ea-for-sf-desc) + (double + 'ea-for-df-desc))) + (name (symbolicate "=/" size "-FLOAT")) + (sc-type (symbolicate size "-REG")) + (inherit (symbolicate size "-FLOAT-COMPARE"))) + `(define-vop (,name ,inherit) + (:translate =) + (:info target not-p) + (:vop-var vop) + (:generator 3 + (note-this-location vop :internal-error) + (sc-case y + (,sc-type + (inst ,inst x y)) + (descriptor-reg + (inst ,inst x (,ea y)))) + ;; if PF&CF, there was a NaN involved => not equal + ;; otherwise, ZF => equal + (cond (not-p + (inst jmp :p target) + (inst jmp :ne target)) + (t + (let ((not-lab (gen-label))) + (inst jmp :p not-lab) + (inst jmp :e target) + (emit-label not-lab))))))))) + (frob single ucomiss) + (frob double ucomisd)) +(macrolet + ((frob (op size inst yep nope) + (let ((ea (ecase size + (single + 'ea-for-sf-desc) + (double + 'ea-for-df-desc))) + (name (symbolicate op "/" size "-FLOAT")) + (sc-type (symbolicate size "-REG")) + (inherit (symbolicate size "-FLOAT-COMPARE"))) + `(define-vop (,name ,inherit) + (:translate ,op) + (:info target not-p) + (:generator 3 + (sc-case y + (,sc-type + (inst ,inst x y)) + (descriptor-reg + (inst ,inst x (,ea y)))) + (cond (not-p + (inst jmp :p target) + (inst jmp ,nope target)) + (t + (let ((not-lab (gen-label))) + (inst jmp :p not-lab) + (inst jmp ,yep target) + (emit-label not-lab))))))))) + (frob < single comiss :b :nb) + (frob > single comiss :a :na) + (frob < double comisd :b :nb) + (frob > double comisd :a :na)) ;;;; Conversion: View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/compare/6ba270b2d4b70c37d4bd36… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/compare/6ba270b2d4b70c37d4bd36… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl][issue-163-add-command-line-version] Add comment about adding --version
by Raymond Toy (＠rtoy) 28 Feb '23

28 Feb '23

Raymond Toy pushed to branch issue-163-add-command-line-version at cmucl / cmucl Commits: 1d9b25b2 by Raymond Toy at 2023-02-28T11:58:30-08:00 Add comment about adding --version It's added because it's a common command line option for GNU. - - - - - 1 changed file: - src/code/commandline.lisp Changes: ===================================== src/code/commandline.lisp ===================================== @@ -403,7 +403,8 @@ (defswitch "version" #'version-switch-demon "Prints the cmucl version and exits") -;; Make --version work too since that's a common option. +;; Make --version work too since that's a common command line option +;; for GNU software. (defswitch "-version" #'version-switch-demon - "Prints the cmucl version and exits") + "Prints the cmucl version and exits; same as -version") View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/1d9b25b290a9955742ec7ca… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/1d9b25b290a9955742ec7ca… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl][issue-170-clean-up-x86-float-compare] Keep single-float/double-float cases together
by Raymond Toy (＠rtoy) 28 Feb '23

28 Feb '23

Raymond Toy pushed to branch issue-170-clean-up-x86-float-compare at cmucl / cmucl Commits: 8d18d306 by Raymond Toy at 2023-02-28T11:46:39-08:00 Keep single-float/double-float cases together Just minor reordering the of the float compare frobs; keep the single-float and double-float cases together instead of ordering them by the operation. I find this easier to read and think about. - - - - - 1 changed file: - src/compiler/x86/float-sse2.lisp Changes: ===================================== src/compiler/x86/float-sse2.lisp ===================================== @@ -972,8 +972,8 @@ (inst jmp ,yep target) (emit-label not-lab))))))))) (frob < single comiss :b :nb) - (frob < double comisd :b :nb) (frob > single comiss :a :na) + (frob < double comisd :b :nb) (frob > double comisd :a :na)) View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/8d18d306a79505c3874c1b0… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/commit/8d18d306a79505c3874c1b0… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl][issue-170-clean-up-x86-float-compare] 10 commits: Fix #168: Use positive forms for conditional jmp.
by Raymond Toy (＠rtoy) 28 Feb '23

28 Feb '23

Raymond Toy pushed to branch issue-170-clean-up-x86-float-compare at cmucl / cmucl Commits: 404e4b28 by Raymond Toy at 2023-02-27T20:18:24+00:00 Fix #168: Use positive forms for conditional jmp. - - - - - 27979066 by Raymond Toy at 2023-02-27T20:18:27+00:00 Merge branch 'issue-168-no-negated-forms-for-jmp' into 'master' Fix #168: Use positive forms for conditional jmp. Closes #168 See merge request cmucl/cmucl!119 - - - - - be6a7f01 by Raymond Toy at 2023-02-28T14:39:15+00:00 Fix #169: pprint define-vop neatly - - - - - 797e2e17 by Raymond Toy at 2023-02-28T14:39:17+00:00 Merge branch 'issue-169-pprint-define-vop' into 'master' Fix #169: pprint define-vop neatly Closes #169 See merge request cmucl/cmucl!120 - - - - - eb943b50 by Raymond Toy at 2023-02-28T15:50:59+00:00 Fix #167: double-float-exponent off by one - - - - - 6ba270b2 by Raymond Toy at 2023-02-28T15:51:05+00:00 Merge branch 'issue-167-exponent-bounds-off-by-one' into 'master' Fix #167: double-float-exponent off by one See merge request cmucl/cmucl!121 - - - - - 9a767f26 by Raymond Toy at 2023-02-28T09:55:59-08:00 Macroize single-float-compare/double-float-compare Use a macro to reduce duplicate code in `single-float-compare` and `double-float-compare`. Modeled after sparc and ppc code for the same. - - - - - 2f4d8408 by Raymond Toy at 2023-02-28T09:57:17-08:00 Merge branch 'master' into issue-170-clean-up-x86-float-compare - - - - - 7c4cecb9 by Raymond Toy at 2023-02-28T10:11:09-08:00 Use comis instead of ucomis for float compares Made a typo when macroizing float compares. I checked; we consistently use comis, so let's use comis instead of ucomis. - - - - - a9178e00 by Raymond Toy at 2023-02-28T10:14:49-08:00 Remove commented-out code that was macroized - - - - - 7 changed files: - .gitlab-ci.yml - + src/bootfiles/21d/boot-2021-07-2.lisp - src/code/pprint.lisp - src/compiler/float-tran.lisp - src/compiler/x86/float-sse2.lisp - src/compiler/x86/insts.lisp - tests/issues.lisp Changes: ===================================== .gitlab-ci.yml ===================================== @@ -1,7 +1,7 @@ variables: download_url: "https://common-lisp.net/project/cmucl/downloads/snapshots/2021/07" version: "2021-07-x86" - bootstrap: "-B boot-2021-07-1" + bootstrap: "-B boot-2021-07-1 -B boot-2021-07-2" stages: - install ===================================== src/bootfiles/21d/boot-2021-07-2.lisp ===================================== @@ -0,0 +1,30 @@ +;; Bootstrap file for x86 to choose the non-negated forms of the +;; condition flag for conditional jumps. +;; +;; Use bin/build.sh -B boot-2021-07-2 to build this. + +(in-package :x86) + +(ext:without-package-locks + (handler-bind + ((error + (lambda (c) + (declare (ignore c)) + (invoke-restart 'continue)))) + (defconstant conditions + '((:o . 0) + (:no . 1) + (:b . 2) (:nae . 2) (:c . 2) + (:ae . 3) (:nb . 3) (:nc . 3) + (:e . 4) (:eq . 4) (:z . 4) + (:ne . 5) (:nz . 5) + (:be . 6) (:na . 6) + (:a . 7) (:nbe . 7) + (:s . 8) + (:ns . 9) + (:p . 10) (:pe . 10) + (:np . 11) (:po . 11) + (:l . 12) (:nge . 12) + (:ge . 13) (:nl . 13) + (:le . 14) (:ng . 14) + (:g . 15) (:nle . 15))))) ===================================== src/code/pprint.lisp ===================================== @@ -1837,6 +1837,89 @@ When annotations are present, invoke them at the right positions." (funcall (formatter "~:<~W~^~3I ~:_~W~I~@:_~@{ ~W~^~_~}~:>") stream list)) +(defun pprint-define-vop (stream list &rest noise) + (declare (ignore noise)) + (pprint-logical-block (stream list :prefix "(" :suffix ")") + ;; Output "define-vop" + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (write-char #\space stream) + ;; Output vop name + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (pprint-newline :mandatory stream) + (pprint-indent :block 0 stream) + ;; Print out each option starting on a new line + (loop + (write-char #\space stream) + (let ((vop-option (pprint-pop))) + ;; Figure out what option we have and print it neatly + (case (car vop-option) + ((:args :results) + ;; :args and :results print out each arg/result indented neatly + (pprint-logical-block (stream vop-option :prefix "(" :suffix ")") + ;; Output :args/:results + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (write-char #\space stream) + (pprint-indent :current 0 stream) + ;; Print each value indented the same amount so the line + ;; up neatly. + (loop + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (pprint-newline :mandatory stream)))) + ((:generator) + (pprint-logical-block (stream vop-option :prefix "(" :suffix ")") + ;; Output :generator + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (write-char #\space stream) + ;; Output cost + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + ;; Newline and then the body of the generator + (pprint-newline :mandatory stream) + (write-char #\space stream) + (pprint-indent :current 0 stream) + (loop + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (pprint-newline :mandatory stream)))) + (t + ;; Everything else just get printed as usual. + (output-object vop-option stream)))) + (pprint-exit-if-list-exhausted) + (pprint-newline :linear stream)))) + +(defun pprint-sc-case (stream list &rest noise) + (declare (ignore noise)) + (pprint-logical-block (stream list :prefix "(" :suffix ")") + ;; Output "sc-case" + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (write-char #\space stream) + ;; Output variable name + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + ;; Start the cases on a new line, indented. + (pprint-newline :mandatory stream) + (pprint-indent :block 0 stream) + ;; Print out each case. + (loop + (write-char #\space stream) + (pprint-logical-block (stream (pprint-pop) :prefix "(" :suffix ")") + ;; Output the case item + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (pprint-newline :mandatory stream) + ;; Output everything else, starting on a new line. + (loop + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (pprint-newline :mandatory stream))) + (pprint-exit-if-list-exhausted) + (pprint-newline :mandatory stream)))) ;;;; Interface seen by regular (ugly) printer and initialization routines. @@ -1952,7 +2035,9 @@ When annotations are present, invoke them at the right positions." (vm::with-fixed-allocation pprint-with-like) (kernel::number-dispatch pprint-with-like) (stream::with-stream-class pprint-with-like) - (lisp::with-array-data pprint-with-like))) + (lisp::with-array-data pprint-with-like) + (c:define-vop pprint-define-vop) + (c:sc-case pprint-sc-case))) (defun pprint-init () (setf *initial-pprint-dispatch* (make-pprint-dispatch-table)) ===================================== src/compiler/float-tran.lisp ===================================== @@ -347,25 +347,25 @@ ;;; (deftype single-float-exponent () - `(integer ,(- vm:single-float-normal-exponent-min vm:single-float-bias - vm:single-float-digits) + `(integer (,(- vm:single-float-normal-exponent-min vm:single-float-bias + vm:single-float-digits)) ,(- vm:single-float-normal-exponent-max vm:single-float-bias))) (deftype double-float-exponent () - `(integer ,(- vm:double-float-normal-exponent-min vm:double-float-bias - vm:double-float-digits) + `(integer (,(- vm:double-float-normal-exponent-min vm:double-float-bias + vm:double-float-digits)) ,(- vm:double-float-normal-exponent-max vm:double-float-bias))) (deftype single-float-int-exponent () - `(integer ,(- vm:single-float-normal-exponent-min vm:single-float-bias - (* vm:single-float-digits 2)) + `(integer (,(- vm:single-float-normal-exponent-min vm:single-float-bias + (* vm:single-float-digits 2))) ,(- vm:single-float-normal-exponent-max vm:single-float-bias vm:single-float-digits))) (deftype double-float-int-exponent () - `(integer ,(- vm:double-float-normal-exponent-min vm:double-float-bias - (* vm:double-float-digits 2)) + `(integer (,(- vm:double-float-normal-exponent-min vm:double-float-bias + (* vm:double-float-digits 2))) ,(- vm:double-float-normal-exponent-max vm:double-float-bias vm:double-float-digits))) ===================================== src/compiler/x86/float-sse2.lisp ===================================== @@ -901,15 +901,14 @@ ;;; comiss and comisd can cope with one or other arg in memory: we ;;; could (should, indeed) extend these to cope with descriptor args ;;; and stack args - -(define-vop (single-float-compare float-compare) - (:args (x :scs (single-reg)) (y :scs (single-reg descriptor-reg))) - (:conditional) - (:arg-types single-float single-float)) -(define-vop (double-float-compare float-compare) - (:args (x :scs (double-reg)) (y :scs (double-reg descriptor-reg))) - (:conditional) - (:arg-types double-float double-float)) +(macrolet + ((frob (name sc ptype) + `(define-vop (,name float-compare) + (:args (x :scs (,sc)) + (y :scs (,sc descriptor-reg))) + (:arg-types ,ptype ,ptype)))) + (frob single-float-compare single-reg single-float) + (frob double-float-compare double-reg double-float)) (macrolet ((frob (size inst) @@ -945,50 +944,6 @@ (frob single ucomiss) (frob double ucomisd)) -#+nil -(define-vop (=/single-float single-float-compare) - (:translate =) - (:info target not-p) - (:vop-var vop) - (:generator 3 - (note-this-location vop :internal-error) - (sc-case y - (single-reg - (inst ucomiss x y)) - (descriptor-reg - (inst ucomiss x (ea-for-sf-desc y)))) - ;; if PF&CF, there was a NaN involved => not equal - ;; otherwise, ZF => equal - (cond (not-p - (inst jmp :p target) - (inst jmp :ne target)) - (t - (let ((not-lab (gen-label))) - (inst jmp :p not-lab) - (inst jmp :e target) - (emit-label not-lab)))))) - -#+nil -(define-vop (=/double-float double-float-compare) - (:translate =) - (:info target not-p) - (:vop-var vop) - (:generator 3 - (note-this-location vop :internal-error) - (sc-case y - (double-reg - (inst ucomisd x y)) - (descriptor-reg - (inst ucomisd x (ea-for-df-desc y)))) - (cond (not-p - (inst jmp :p target) - (inst jmp :ne target)) - (t - (let ((not-lab (gen-label))) - (inst jmp :p not-lab) - (inst jmp :e target) - (emit-label not-lab)))))) - (macrolet ((frob (op size inst yep nope) (let ((ea (ecase size @@ -1016,119 +971,10 @@ (inst jmp :p not-lab) (inst jmp ,yep target) (emit-label not-lab))))))))) - (frob < single ucomiss :b :nb) - (frob < double ucomisd :b :nb) - (frob > single ucomiss :a :na) - (frob > double ucomisd :a :na)) - -#+nil -(defmacro frob-float-compare (op size inst yep nope) - (let ((ea (ecase size - (single - 'ea-for-sf-desc) - (double - 'ea-for-df-desc))) - (name (symbolicate op "/" size "-FLOAT")) - (sc-type (symbolicate size "-REG")) - (inherit (symbolicate size "-FLOAT-COMPARE"))) - `(define-vop (,name ,inherit) - (:translate ,op) - (:info target not-p) - (:generator 3 - (sc-case y - (,sc-type - (inst ,inst x y)) - (descriptor-reg - (inst ,inst x (,ea y)))) - (cond (not-p - (inst jmp :p target) - (inst jmp ,nope target)) - (t - (let ((not-lab (gen-label))) - (inst jmp :p not-lab) - (inst jmp ,yep target) - (emit-label not-lab)))))))) - -#+nil -(frob-float-compare < single ucomiss :b :nb) -#+nil -(frob-float-compare < double ucomisd :b :nb) -#+nil -(define-vop (</double-float double-float-compare) - (:translate <) - (:info target not-p) - (:generator 3 - (sc-case y - (double-reg - (inst comisd x y)) - (descriptor-reg - (inst comisd x (ea-for-df-desc y)))) - (cond (not-p - (inst jmp :p target) - (inst jmp :nc target)) - (t - (let ((not-lab (gen-label))) - (inst jmp :p not-lab) - (inst jmp :c target) - (emit-label not-lab)))))) - -#+nil -(define-vop (</single-float single-float-compare) - (:translate <) - (:info target not-p) - (:generator 3 - (sc-case y - (single-reg - (inst comiss x y)) - (descriptor-reg - (inst comiss x (ea-for-sf-desc y)))) - (cond (not-p - (inst jmp :p target) - (inst jmp :nc target)) - (t - (let ((not-lab (gen-label))) - (inst jmp :p not-lab) - (inst jmp :c target) - (emit-label not-lab)))))) - -#+nil -(define-vop (>/double-float double-float-compare) - (:translate >) - (:info target not-p) - (:generator 3 - (sc-case y - (double-reg - (inst comisd x y)) - (descriptor-reg - (inst comisd x (ea-for-df-desc y)))) - (cond (not-p - (inst jmp :p target) - (inst jmp :na target)) - (t - (let ((not-lab (gen-label))) - (inst jmp :p not-lab) - (inst jmp :a target) - (emit-label not-lab)))))) - -#+nil -(define-vop (>/single-float single-float-compare) - (:translate >) - (:info target not-p) - (:generator 3 - (sc-case y - (single-reg - (inst comiss x y)) - (descriptor-reg - (inst comiss x (ea-for-sf-desc y)))) - (cond (not-p - (inst jmp :p target) - (inst jmp :na target)) - (t - (let ((not-lab (gen-label))) - (inst jmp :p not-lab) - (inst jmp :a target) - (emit-label not-lab)))))) - + (frob < single comiss :b :nb) + (frob < double comisd :b :nb) + (frob > single comiss :a :na) + (frob > double comisd :a :na)) ;;;; Conversion: ===================================== src/compiler/x86/insts.lisp ===================================== @@ -259,22 +259,39 @@ ;; the first one is the one that is preferred when printing the ;; condition code out. (defconstant conditions - '((:o . 0) + '( + ;; OF = 1 + (:o . 0) + ;; OF = 0 (:no . 1) + ;; Unsigned <; CF = 1 (:b . 2) (:nae . 2) (:c . 2) - (:nb . 3) (:ae . 3) (:nc . 3) + ;; Unsigned >=; CF = 0 + (:ae . 3) (:nb . 3) (:nc . 3) + ;; Equal; ZF = 1 (:e . 4) (:eq . 4) (:z . 4) + ;; Not equal; ZF = 0 (:ne . 5) (:nz . 5) + ;; Unsigned <=; CF = 1 or ZF = 1 (:be . 6) (:na . 6) - (:nbe . 7) (:a . 7) + ;; Unsigned >; CF = 1 and ZF = 0 + (:a . 7) (:nbe . 7) + ;; SF = 1 (:s . 8) + ;; SF = 0 (:ns . 9) + ;; Parity even (:p . 10) (:pe . 10) + ;; Parity odd (:np . 11) (:po . 11) + ;; Signed <; SF /= OF (:l . 12) (:nge . 12) - (:nl . 13) (:ge . 13) + ;; Signed >=; SF = OF + (:ge . 13) (:nl . 13) + ;; Signed <=; ZF = 1 or SF /= OF (:le . 14) (:ng . 14) - (:nle . 15) (:g . 15))) + ;; Signed >; ZF =0 and SF = OF + (:g . 15) (:nle . 15))) (defun conditional-opcode (condition) (cdr (assoc condition conditions :test #'eq)))) ===================================== tests/issues.lisp ===================================== @@ -840,3 +840,60 @@ (let ((f (compile nil #'(lambda () (nth-value 1 (integer-decode-float least-positive-double-float)))))) (assert-equal -1126 (funcall f)))) + + + +(define-test issue.167.single + (:tag :issues) + (let ((df-min-expo (nth-value 1 (decode-float least-positive-single-float))) + (df-max-expo (nth-value 1 (decode-float most-positive-single-float)))) + ;; Verify that the min exponent for kernel:single-float-exponent + ;; is the actual min exponent from decode-float. + (assert-true (typep df-min-expo 'kernel:single-float-exponent)) + (assert-true (typep (1+ df-min-expo) 'kernel:single-float-exponent)) + (assert-false (typep (1- df-min-expo) 'kernel:single-float-exponent)) + + ;; Verify that the max exponent for kernel:single-float-exponent + ;; is the actual max exponent from decode-float. + (assert-true (typep df-max-expo 'kernel:single-float-exponent)) + (assert-true (typep (1- df-max-expo) 'kernel:single-float-exponent)) + (assert-false (typep (1+ df-max-expo) 'kernel:single-float-exponent))) + + ;; Same as for decode-float, but for integer-decode-float. + (let ((idf-min-expo (nth-value 1 (integer-decode-float least-positive-single-float))) + (idf-max-expo (nth-value 1 (integer-decode-float most-positive-single-float)))) + (assert-true (typep idf-min-expo 'kernel:single-float-int-exponent)) + (assert-true (typep (1+ idf-min-expo) 'kernel:single-float-int-exponent)) + (assert-false (typep (1- idf-min-expo) 'kernel:single-float-int-exponent)) + + (assert-true (typep idf-max-expo 'kernel:single-float-int-exponent)) + (assert-true (typep (1- idf-max-expo) 'kernel:single-float-int-exponent)) + (assert-false (typep (1+ idf-max-expo) 'kernel:single-float-int-exponent)))) + +(define-test issue.167.double + (:tag :issues) + (let ((df-min-expo (nth-value 1 (decode-float least-positive-double-float))) + (df-max-expo (nth-value 1 (decode-float most-positive-double-float)))) + ;; Verify that the min exponent for kernel:double-float-exponent + ;; is the actual min exponent from decode-float. + (assert-true (typep df-min-expo 'kernel:double-float-exponent)) + (assert-true (typep (1+ df-min-expo) 'kernel:double-float-exponent)) + (assert-false (typep (1- df-min-expo) 'kernel:double-float-exponent)) + + ;; Verify that the max exponent for kernel:double-float-exponent + ;; is the actual max exponent from decode-float. + (assert-true (typep df-max-expo 'kernel:double-float-exponent)) + (assert-true (typep (1- df-max-expo) 'kernel:double-float-exponent)) + (assert-false (typep (1+ df-max-expo) 'kernel:double-float-exponent))) + + ;; Same as for decode-float, but for integer-decode-float. + (let ((idf-min-expo (nth-value 1 (integer-decode-float least-positive-double-float))) + (idf-max-expo (nth-value 1 (integer-decode-float most-positive-double-float)))) + (assert-true (typep idf-min-expo 'kernel:double-float-int-exponent)) + (assert-true (typep (1+ idf-min-expo) 'kernel:double-float-int-exponent)) + (assert-false (typep (1- idf-min-expo) 'kernel:double-float-int-exponent)) + + (assert-true (typep idf-max-expo 'kernel:double-float-int-exponent)) + (assert-true (typep (1- idf-max-expo) 'kernel:double-float-int-exponent)) + (assert-false (typep (1+ idf-max-expo) 'kernel:double-float-int-exponent)))) + View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/compare/16c9e027291273ac7fb5e5… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/compare/16c9e027291273ac7fb5e5… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl] Pushed new branch issue-170-clean-up-x86-float-compare
by Raymond Toy (＠rtoy) 28 Feb '23

28 Feb '23

Raymond Toy pushed new branch issue-170-clean-up-x86-float-compare at cmucl / cmucl -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/tree/issue-170-clean-up-x86-fl… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl][issue-158-darwin-pathnames-utf8] 13 commits: Avoid inserting NIL into simple LOOP from FORMAT
by Raymond Toy (＠rtoy) 28 Feb '23

28 Feb '23

Raymond Toy pushed to branch issue-158-darwin-pathnames-utf8 at cmucl / cmucl Commits: be8cb5d0 by Tarn W. Burton at 2023-02-21T07:48:12-05:00 Avoid inserting NIL into simple LOOP from FORMAT - - - - - 0d3cbc39 by Raymond Toy at 2023-02-21T23:25:27+00:00 Merge branch 'fix-format-nil' into 'master' Fix #165: Avoid inserting NIL into simple LOOP from FORMAT See merge request cmucl/cmucl!114 - - - - - 1c99e654 by Raymond Toy at 2023-02-24T20:47:11+00:00 Fix #159: Don't use /tmp as a path for temp files - - - - - ba0d43d1 by Raymond Toy at 2023-02-24T20:47:11+00:00 Merge branch 'issue-159-use-local-tmp-dir' into 'master' Fix #159: Don't use /tmp as a path for temp files Closes #159 See merge request cmucl/cmucl!116 - - - - - cb945c68 by Raymond Toy at 2023-02-27T15:33:25+00:00 Fix #166: integer-decode-float has incorrect type for exponent - - - - - bb43504b by Raymond Toy at 2023-02-27T15:33:25+00:00 Merge branch 'issue-166-integer-decode-float-min-float' into 'master' Fix #166: integer-decode-float has incorrect type for exponent Closes #166 See merge request cmucl/cmucl!117 - - - - - 404e4b28 by Raymond Toy at 2023-02-27T20:18:24+00:00 Fix #168: Use positive forms for conditional jmp. - - - - - 27979066 by Raymond Toy at 2023-02-27T20:18:27+00:00 Merge branch 'issue-168-no-negated-forms-for-jmp' into 'master' Fix #168: Use positive forms for conditional jmp. Closes #168 See merge request cmucl/cmucl!119 - - - - - be6a7f01 by Raymond Toy at 2023-02-28T14:39:15+00:00 Fix #169: pprint define-vop neatly - - - - - 797e2e17 by Raymond Toy at 2023-02-28T14:39:17+00:00 Merge branch 'issue-169-pprint-define-vop' into 'master' Fix #169: pprint define-vop neatly Closes #169 See merge request cmucl/cmucl!120 - - - - - eb943b50 by Raymond Toy at 2023-02-28T15:50:59+00:00 Fix #167: double-float-exponent off by one - - - - - 6ba270b2 by Raymond Toy at 2023-02-28T15:51:05+00:00 Merge branch 'issue-167-exponent-bounds-off-by-one' into 'master' Fix #167: double-float-exponent off by one See merge request cmucl/cmucl!121 - - - - - 98435a1a by Raymond Toy at 2023-02-28T09:04:34-08:00 Merge branch 'master' into issue-158-darwin-pathnames-utf8 - - - - - 6 changed files: - .gitlab-ci.yml - + src/bootfiles/21d/boot-2021-07-2.lisp - src/code/pprint.lisp - src/compiler/float-tran.lisp - src/compiler/x86/insts.lisp - tests/issues.lisp Changes: ===================================== .gitlab-ci.yml ===================================== @@ -1,7 +1,7 @@ variables: download_url: "https://common-lisp.net/project/cmucl/downloads/snapshots/2021/07" version: "2021-07-x86" - bootstrap: "-B boot-2021-07-1" + bootstrap: "-B boot-2021-07-1 -B boot-2021-07-2" stages: - install ===================================== src/bootfiles/21d/boot-2021-07-2.lisp ===================================== @@ -0,0 +1,30 @@ +;; Bootstrap file for x86 to choose the non-negated forms of the +;; condition flag for conditional jumps. +;; +;; Use bin/build.sh -B boot-2021-07-2 to build this. + +(in-package :x86) + +(ext:without-package-locks + (handler-bind + ((error + (lambda (c) + (declare (ignore c)) + (invoke-restart 'continue)))) + (defconstant conditions + '((:o . 0) + (:no . 1) + (:b . 2) (:nae . 2) (:c . 2) + (:ae . 3) (:nb . 3) (:nc . 3) + (:e . 4) (:eq . 4) (:z . 4) + (:ne . 5) (:nz . 5) + (:be . 6) (:na . 6) + (:a . 7) (:nbe . 7) + (:s . 8) + (:ns . 9) + (:p . 10) (:pe . 10) + (:np . 11) (:po . 11) + (:l . 12) (:nge . 12) + (:ge . 13) (:nl . 13) + (:le . 14) (:ng . 14) + (:g . 15) (:nle . 15))))) ===================================== src/code/pprint.lisp ===================================== @@ -1837,6 +1837,89 @@ When annotations are present, invoke them at the right positions." (funcall (formatter "~:<~W~^~3I ~:_~W~I~@:_~@{ ~W~^~_~}~:>") stream list)) +(defun pprint-define-vop (stream list &rest noise) + (declare (ignore noise)) + (pprint-logical-block (stream list :prefix "(" :suffix ")") + ;; Output "define-vop" + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (write-char #\space stream) + ;; Output vop name + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (pprint-newline :mandatory stream) + (pprint-indent :block 0 stream) + ;; Print out each option starting on a new line + (loop + (write-char #\space stream) + (let ((vop-option (pprint-pop))) + ;; Figure out what option we have and print it neatly + (case (car vop-option) + ((:args :results) + ;; :args and :results print out each arg/result indented neatly + (pprint-logical-block (stream vop-option :prefix "(" :suffix ")") + ;; Output :args/:results + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (write-char #\space stream) + (pprint-indent :current 0 stream) + ;; Print each value indented the same amount so the line + ;; up neatly. + (loop + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (pprint-newline :mandatory stream)))) + ((:generator) + (pprint-logical-block (stream vop-option :prefix "(" :suffix ")") + ;; Output :generator + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (write-char #\space stream) + ;; Output cost + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + ;; Newline and then the body of the generator + (pprint-newline :mandatory stream) + (write-char #\space stream) + (pprint-indent :current 0 stream) + (loop + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (pprint-newline :mandatory stream)))) + (t + ;; Everything else just get printed as usual. + (output-object vop-option stream)))) + (pprint-exit-if-list-exhausted) + (pprint-newline :linear stream)))) + +(defun pprint-sc-case (stream list &rest noise) + (declare (ignore noise)) + (pprint-logical-block (stream list :prefix "(" :suffix ")") + ;; Output "sc-case" + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (write-char #\space stream) + ;; Output variable name + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + ;; Start the cases on a new line, indented. + (pprint-newline :mandatory stream) + (pprint-indent :block 0 stream) + ;; Print out each case. + (loop + (write-char #\space stream) + (pprint-logical-block (stream (pprint-pop) :prefix "(" :suffix ")") + ;; Output the case item + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (pprint-newline :mandatory stream) + ;; Output everything else, starting on a new line. + (loop + (output-object (pprint-pop) stream) + (pprint-exit-if-list-exhausted) + (pprint-newline :mandatory stream))) + (pprint-exit-if-list-exhausted) + (pprint-newline :mandatory stream)))) ;;;; Interface seen by regular (ugly) printer and initialization routines. @@ -1952,7 +2035,9 @@ When annotations are present, invoke them at the right positions." (vm::with-fixed-allocation pprint-with-like) (kernel::number-dispatch pprint-with-like) (stream::with-stream-class pprint-with-like) - (lisp::with-array-data pprint-with-like))) + (lisp::with-array-data pprint-with-like) + (c:define-vop pprint-define-vop) + (c:sc-case pprint-sc-case))) (defun pprint-init () (setf *initial-pprint-dispatch* (make-pprint-dispatch-table)) ===================================== src/compiler/float-tran.lisp ===================================== @@ -347,25 +347,25 @@ ;;; (deftype single-float-exponent () - `(integer ,(- vm:single-float-normal-exponent-min vm:single-float-bias - vm:single-float-digits) + `(integer (,(- vm:single-float-normal-exponent-min vm:single-float-bias + vm:single-float-digits)) ,(- vm:single-float-normal-exponent-max vm:single-float-bias))) (deftype double-float-exponent () - `(integer ,(- vm:double-float-normal-exponent-min vm:double-float-bias - vm:double-float-digits) + `(integer (,(- vm:double-float-normal-exponent-min vm:double-float-bias + vm:double-float-digits)) ,(- vm:double-float-normal-exponent-max vm:double-float-bias))) (deftype single-float-int-exponent () - `(integer ,(- vm:single-float-normal-exponent-min vm:single-float-bias - (* vm:single-float-digits 2)) + `(integer (,(- vm:single-float-normal-exponent-min vm:single-float-bias + (* vm:single-float-digits 2))) ,(- vm:single-float-normal-exponent-max vm:single-float-bias vm:single-float-digits))) (deftype double-float-int-exponent () - `(integer ,(- vm:double-float-normal-exponent-min vm:double-float-bias - (* vm:double-float-digits 2)) + `(integer (,(- vm:double-float-normal-exponent-min vm:double-float-bias + (* vm:double-float-digits 2))) ,(- vm:double-float-normal-exponent-max vm:double-float-bias vm:double-float-digits))) ===================================== src/compiler/x86/insts.lisp ===================================== @@ -259,22 +259,39 @@ ;; the first one is the one that is preferred when printing the ;; condition code out. (defconstant conditions - '((:o . 0) + '( + ;; OF = 1 + (:o . 0) + ;; OF = 0 (:no . 1) + ;; Unsigned <; CF = 1 (:b . 2) (:nae . 2) (:c . 2) - (:nb . 3) (:ae . 3) (:nc . 3) + ;; Unsigned >=; CF = 0 + (:ae . 3) (:nb . 3) (:nc . 3) + ;; Equal; ZF = 1 (:e . 4) (:eq . 4) (:z . 4) + ;; Not equal; ZF = 0 (:ne . 5) (:nz . 5) + ;; Unsigned <=; CF = 1 or ZF = 1 (:be . 6) (:na . 6) - (:nbe . 7) (:a . 7) + ;; Unsigned >; CF = 1 and ZF = 0 + (:a . 7) (:nbe . 7) + ;; SF = 1 (:s . 8) + ;; SF = 0 (:ns . 9) + ;; Parity even (:p . 10) (:pe . 10) + ;; Parity odd (:np . 11) (:po . 11) + ;; Signed <; SF /= OF (:l . 12) (:nge . 12) - (:nl . 13) (:ge . 13) + ;; Signed >=; SF = OF + (:ge . 13) (:nl . 13) + ;; Signed <=; ZF = 1 or SF /= OF (:le . 14) (:ng . 14) - (:nle . 15) (:g . 15))) + ;; Signed >; ZF =0 and SF = OF + (:g . 15) (:nle . 15))) (defun conditional-opcode (condition) (cdr (assoc condition conditions :test #'eq)))) ===================================== tests/issues.lisp ===================================== @@ -831,6 +831,7 @@ (assert-true (stream::find-external-format :cp949)))) + (define-test issue.158 (:tag :issues) (let* ((name (string #\Hangul_Syllable_Gyek)) @@ -878,7 +879,6 @@ - (define-test issue.166 (:tag :issues) ;; While this tests for the correct return value, the problem was @@ -888,3 +888,58 @@ (nth-value 1 (integer-decode-float least-positive-double-float)))))) (assert-equal -1126 (funcall f)))) + + +(define-test issue.167.single + (:tag :issues) + (let ((df-min-expo (nth-value 1 (decode-float least-positive-single-float))) + (df-max-expo (nth-value 1 (decode-float most-positive-single-float)))) + ;; Verify that the min exponent for kernel:single-float-exponent + ;; is the actual min exponent from decode-float. + (assert-true (typep df-min-expo 'kernel:single-float-exponent)) + (assert-true (typep (1+ df-min-expo) 'kernel:single-float-exponent)) + (assert-false (typep (1- df-min-expo) 'kernel:single-float-exponent)) + + ;; Verify that the max exponent for kernel:single-float-exponent + ;; is the actual max exponent from decode-float. + (assert-true (typep df-max-expo 'kernel:single-float-exponent)) + (assert-true (typep (1- df-max-expo) 'kernel:single-float-exponent)) + (assert-false (typep (1+ df-max-expo) 'kernel:single-float-exponent))) + + ;; Same as for decode-float, but for integer-decode-float. + (let ((idf-min-expo (nth-value 1 (integer-decode-float least-positive-single-float))) + (idf-max-expo (nth-value 1 (integer-decode-float most-positive-single-float)))) + (assert-true (typep idf-min-expo 'kernel:single-float-int-exponent)) + (assert-true (typep (1+ idf-min-expo) 'kernel:single-float-int-exponent)) + (assert-false (typep (1- idf-min-expo) 'kernel:single-float-int-exponent)) + + (assert-true (typep idf-max-expo 'kernel:single-float-int-exponent)) + (assert-true (typep (1- idf-max-expo) 'kernel:single-float-int-exponent)) + (assert-false (typep (1+ idf-max-expo) 'kernel:single-float-int-exponent)))) + +(define-test issue.167.double + (:tag :issues) + (let ((df-min-expo (nth-value 1 (decode-float least-positive-double-float))) + (df-max-expo (nth-value 1 (decode-float most-positive-double-float)))) + ;; Verify that the min exponent for kernel:double-float-exponent + ;; is the actual min exponent from decode-float. + (assert-true (typep df-min-expo 'kernel:double-float-exponent)) + (assert-true (typep (1+ df-min-expo) 'kernel:double-float-exponent)) + (assert-false (typep (1- df-min-expo) 'kernel:double-float-exponent)) + + ;; Verify that the max exponent for kernel:double-float-exponent + ;; is the actual max exponent from decode-float. + (assert-true (typep df-max-expo 'kernel:double-float-exponent)) + (assert-true (typep (1- df-max-expo) 'kernel:double-float-exponent)) + (assert-false (typep (1+ df-max-expo) 'kernel:double-float-exponent))) + + ;; Same as for decode-float, but for integer-decode-float. + (let ((idf-min-expo (nth-value 1 (integer-decode-float least-positive-double-float))) + (idf-max-expo (nth-value 1 (integer-decode-float most-positive-double-float)))) + (assert-true (typep idf-min-expo 'kernel:double-float-int-exponent)) + (assert-true (typep (1+ idf-min-expo) 'kernel:double-float-int-exponent)) + (assert-false (typep (1- idf-min-expo) 'kernel:double-float-int-exponent)) + + (assert-true (typep idf-max-expo 'kernel:double-float-int-exponent)) + (assert-true (typep (1- idf-max-expo) 'kernel:double-float-int-exponent)) + (assert-false (typep (1+ idf-max-expo) 'kernel:double-float-int-exponent)))) View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/compare/53803637328531223a12e6… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/compare/53803637328531223a12e6… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl][master] 2 commits: Fix #167: double-float-exponent off by one
by Raymond Toy (＠rtoy) 28 Feb '23

28 Feb '23

Raymond Toy pushed to branch master at cmucl / cmucl Commits: eb943b50 by Raymond Toy at 2023-02-28T15:50:59+00:00 Fix #167: double-float-exponent off by one - - - - - 6ba270b2 by Raymond Toy at 2023-02-28T15:51:05+00:00 Merge branch 'issue-167-exponent-bounds-off-by-one' into 'master' Fix #167: double-float-exponent off by one See merge request cmucl/cmucl!121 - - - - - 2 changed files: - src/compiler/float-tran.lisp - tests/issues.lisp Changes: ===================================== src/compiler/float-tran.lisp ===================================== @@ -347,25 +347,25 @@ ;;; (deftype single-float-exponent () - `(integer ,(- vm:single-float-normal-exponent-min vm:single-float-bias - vm:single-float-digits) + `(integer (,(- vm:single-float-normal-exponent-min vm:single-float-bias + vm:single-float-digits)) ,(- vm:single-float-normal-exponent-max vm:single-float-bias))) (deftype double-float-exponent () - `(integer ,(- vm:double-float-normal-exponent-min vm:double-float-bias - vm:double-float-digits) + `(integer (,(- vm:double-float-normal-exponent-min vm:double-float-bias + vm:double-float-digits)) ,(- vm:double-float-normal-exponent-max vm:double-float-bias))) (deftype single-float-int-exponent () - `(integer ,(- vm:single-float-normal-exponent-min vm:single-float-bias - (* vm:single-float-digits 2)) + `(integer (,(- vm:single-float-normal-exponent-min vm:single-float-bias + (* vm:single-float-digits 2))) ,(- vm:single-float-normal-exponent-max vm:single-float-bias vm:single-float-digits))) (deftype double-float-int-exponent () - `(integer ,(- vm:double-float-normal-exponent-min vm:double-float-bias - (* vm:double-float-digits 2)) + `(integer (,(- vm:double-float-normal-exponent-min vm:double-float-bias + (* vm:double-float-digits 2))) ,(- vm:double-float-normal-exponent-max vm:double-float-bias vm:double-float-digits))) ===================================== tests/issues.lisp ===================================== @@ -840,3 +840,60 @@ (let ((f (compile nil #'(lambda () (nth-value 1 (integer-decode-float least-positive-double-float)))))) (assert-equal -1126 (funcall f)))) + + + +(define-test issue.167.single + (:tag :issues) + (let ((df-min-expo (nth-value 1 (decode-float least-positive-single-float))) + (df-max-expo (nth-value 1 (decode-float most-positive-single-float)))) + ;; Verify that the min exponent for kernel:single-float-exponent + ;; is the actual min exponent from decode-float. + (assert-true (typep df-min-expo 'kernel:single-float-exponent)) + (assert-true (typep (1+ df-min-expo) 'kernel:single-float-exponent)) + (assert-false (typep (1- df-min-expo) 'kernel:single-float-exponent)) + + ;; Verify that the max exponent for kernel:single-float-exponent + ;; is the actual max exponent from decode-float. + (assert-true (typep df-max-expo 'kernel:single-float-exponent)) + (assert-true (typep (1- df-max-expo) 'kernel:single-float-exponent)) + (assert-false (typep (1+ df-max-expo) 'kernel:single-float-exponent))) + + ;; Same as for decode-float, but for integer-decode-float. + (let ((idf-min-expo (nth-value 1 (integer-decode-float least-positive-single-float))) + (idf-max-expo (nth-value 1 (integer-decode-float most-positive-single-float)))) + (assert-true (typep idf-min-expo 'kernel:single-float-int-exponent)) + (assert-true (typep (1+ idf-min-expo) 'kernel:single-float-int-exponent)) + (assert-false (typep (1- idf-min-expo) 'kernel:single-float-int-exponent)) + + (assert-true (typep idf-max-expo 'kernel:single-float-int-exponent)) + (assert-true (typep (1- idf-max-expo) 'kernel:single-float-int-exponent)) + (assert-false (typep (1+ idf-max-expo) 'kernel:single-float-int-exponent)))) + +(define-test issue.167.double + (:tag :issues) + (let ((df-min-expo (nth-value 1 (decode-float least-positive-double-float))) + (df-max-expo (nth-value 1 (decode-float most-positive-double-float)))) + ;; Verify that the min exponent for kernel:double-float-exponent + ;; is the actual min exponent from decode-float. + (assert-true (typep df-min-expo 'kernel:double-float-exponent)) + (assert-true (typep (1+ df-min-expo) 'kernel:double-float-exponent)) + (assert-false (typep (1- df-min-expo) 'kernel:double-float-exponent)) + + ;; Verify that the max exponent for kernel:double-float-exponent + ;; is the actual max exponent from decode-float. + (assert-true (typep df-max-expo 'kernel:double-float-exponent)) + (assert-true (typep (1- df-max-expo) 'kernel:double-float-exponent)) + (assert-false (typep (1+ df-max-expo) 'kernel:double-float-exponent))) + + ;; Same as for decode-float, but for integer-decode-float. + (let ((idf-min-expo (nth-value 1 (integer-decode-float least-positive-double-float))) + (idf-max-expo (nth-value 1 (integer-decode-float most-positive-double-float)))) + (assert-true (typep idf-min-expo 'kernel:double-float-int-exponent)) + (assert-true (typep (1+ idf-min-expo) 'kernel:double-float-int-exponent)) + (assert-false (typep (1- idf-min-expo) 'kernel:double-float-int-exponent)) + + (assert-true (typep idf-max-expo 'kernel:double-float-int-exponent)) + (assert-true (typep (1- idf-max-expo) 'kernel:double-float-int-exponent)) + (assert-false (typep (1+ idf-max-expo) 'kernel:double-float-int-exponent)))) + View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/compare/797e2e1711282e1b531683… -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/compare/797e2e1711282e1b531683… You're receiving this email because of your account on gitlab.common-lisp.net.

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[Git][cmucl/cmucl] Pushed new branch issue-167-exponent-bounds-off-by-one
by Raymond Toy (＠rtoy) 28 Feb '23

28 Feb '23

Raymond Toy pushed new branch issue-167-exponent-bounds-off-by-one at cmucl / cmucl -- View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/tree/issue-167-exponent-bounds… You're receiving this email because of your account on gitlab.common-lisp.net.

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