maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity
llvm-project/llvm/test/CodeGen/X86/2010-05-10-DAGCombinerBug.ll

12 lines
392 B
LLVM
Raw Normal View History

Be careful with operand promotion. For a binary operation, the source operands may be the same. PR7018. rdar://7939869. llvm-svn: 103419
2010-05-11 03:03:57 +08:00
; RUN: llc < %s -mtriple=i386-apple-darwin10
; PR7018
; rdar://7939869
define i32 @CXB30130(i32 %num1, i16* nocapture %num2, float* nocapture %num3, double* nocapture %num4) nounwind ssp {
entry:
[opaque pointer type] Add textual IR support for explicit type parameter to load instruction Essentially the same as the GEP change in r230786. A similar migration script can be used to update test cases, though a few more test case improvements/changes were required this time around: (r229269-r229278) import fileinput import sys import re pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)") for line in sys.stdin: sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line)) Reviewers: rafael, dexonsmith, grosser Differential Revision: http://reviews.llvm.org/D7649 llvm-svn: 230794
2015-02-28 05:17:42 +08:00
%0 = load i16, i16* %num2, align 2 ; <i16> [#uses=2]
Be careful with operand promotion. For a binary operation, the source operands may be the same. PR7018. rdar://7939869. llvm-svn: 103419
2010-05-11 03:03:57 +08:00
%1 = mul nsw i16 %0, %0 ; <i16> [#uses=1]
store i16 %1, i16* %num2, align 2
ret i32 undef
}