Raymond Toy pushed to branch issue-168-no-negated-forms-for-jmp at cmucl / cmucl

Commits: 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 - - - - - af8179e5 by Raymond Toy at 2023-02-27T07:45:42-08:00 Merge branch 'master' into issue-168-no-negated-forms-for-jmp

- - - - -

6 changed files:

- .gitlab-ci.yml - + src/bootfiles/21d/boot-2021-07-1.lisp - src/code/exports.lisp - src/compiler/fndb.lisp - src/compiler/generic/vm-type.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-2021-07-2" + bootstrap: "-B boot-2021-07-1 -B boot-2021-07-2"

stages: - install

===================================== src/bootfiles/21d/boot-2021-07-1.lisp ===================================== @@ -0,0 +1,17 @@ +;; Bootstrap file +;; +;; Use "bin/build.sh -B boot-2021-07-1" to build this. +;; +;; We want to export the symbols from the KERNEL package which also +;; exists in the C package, so we unintern the conflicting symbols from +;; the C package. + +(in-package "KERNEL") +(ext:without-package-locks + (handler-bind + ((error (lambda (c) + (declare (ignore c)) + (invoke-restart 'lisp::unintern-conflicting-symbols)))) + (export '(DOUBLE-FLOAT-INT-EXPONENT + SINGLE-FLOAT-INT-EXPONENT)))) +

===================================== src/code/exports.lisp ===================================== @@ -2329,10 +2329,11 @@ "DOUBLE-FLOAT-EXPONENT" "DOUBLE-FLOAT-BITS" "DOUBLE-FLOAT-HIGH-BITS" + "DOUBLE-FLOAT-INT-EXPONENT" "DOUBLE-FLOAT-LOW-BITS" "DOUBLE-FLOAT-P" "FLOAT-WAIT" "DYNAMIC-SPACE-FREE-POINTER" "ERROR-NUMBER-OR-LOSE" "FILENAME" "FLOAT-DIGITS" "FLOAT-EXPONENT" "FLOAT-FORMAT-DIGITS" - "FLOAT-FORMAT-MAX" "FLOAT-RADIX" "FORM" "FUNCALLABLE-INSTANCE-P" + "FLOAT-FORMAT-MAX" "FLOAT-INT-EXPONENT" "FLOAT-RADIX" "FORM" "FUNCALLABLE-INSTANCE-P" "FUNCTION-CODE-HEADER" "FUNCTION-TYPE" "FUNCTION-TYPE-ALLOWP" "FUNCTION-TYPE-KEYP" "FUNCTION-TYPE-KEYWORDS" "FUNCTION-TYPE-NARGS" "FUNCTION-TYPE-OPTIONAL" "FUNCTION-TYPE-P" @@ -2426,6 +2427,7 @@ "SIMPLE-ARRAY-SIGNED-BYTE-16-P" "SIMPLE-ARRAY-SIGNED-BYTE-30-P" "SIMPLE-ARRAY-SIGNED-BYTE-32-P" "SIMPLE-ARRAY-SIGNED-BYTE-8-P" "SIMPLE-UNBOXED-ARRAY" "SINGLE-FLOAT-BITS" "SINGLE-FLOAT-EXPONENT" + "SINGLE-FLOAT-INT-EXPONENT" "SINGLE-FLOAT-P" "SINGLE-VALUE-TYPE" "SPECIFIER-TYPE" "STACK-REF" "STD-COMPUTE-CLASS-PRECEDENCE-LIST" "STREAMLIKE" "SIMPLE-STREAM-BUFFER" "STRINGABLE" "STRINGLIKE"

===================================== src/compiler/fndb.lisp ===================================== @@ -319,7 +319,7 @@ (defknown (float-digits float-precision) (float) float-digits (movable foldable flushable explicit-check)) (defknown integer-decode-float (float) - (values integer float-exponent (member -1 1)) + (values integer float-int-exponent (member -1 1)) (movable foldable flushable explicit-check))

(defknown complex (real &optional real) number

===================================== src/compiler/generic/vm-type.lisp ===================================== @@ -50,6 +50,8 @@ (deftype float-exponent () #-long-float 'double-float-exponent #+long-float 'long-float-exponent) +(deftype float-int-exponent () + 'double-float-int-exponent) (deftype float-digits () #-long-float `(integer 0 ,vm:double-float-digits) #+long-float `(integer 0 ,vm:long-float-digits))

===================================== tests/issues.lisp ===================================== @@ -829,3 +829,14 @@ (*compile-print* nil)) (assert-true (stream::find-external-format :euckr)) (assert-true (stream::find-external-format :cp949)))) + + + +(define-test issue.166 + (:tag :issues) + ;; While this tests for the correct return value, the problem was + ;; that the compiler was miscompiling the function below and causing + ;; an error when the function run. + (let ((f (compile nil #'(lambda () + (nth-value 1 (integer-decode-float least-positive-double-float)))))) + (assert-equal -1126 (funcall f))))

View it on GitLab: https://gitlab.common-lisp.net/cmucl/cmucl/-/compare/963104015b369a7c835bc70...