llvm-mirror/test/CodeGen/X86/2010-05-10-DAGCombinerBug.ll

; 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:
  %0 = load i16, i16* %num2, align 2                   ; <i16> [#uses=2]
  %1 = mul nsw i16 %0, %0                         ; <i16> [#uses=1]
  store i16 %1, i16* %num2, align 2
  ret i32 undef
}
Be careful with operand promotion. For a binary operation, the source operands may be the same. PR7018. rdar://7939869. llvm-svn: 103419 2010-05-10 21:03:57 +02:00			`; 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"((?:=\|:\|^)\sload (?: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 2015-02-27 22:17:42 +01:00			`%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 2010-05-10 21:03:57 +02:00			`%1 = mul nsw i16 %0, %0 ; <i16> [#uses=1]`
			`store i16 %1, i16* %num2, align 2`
			`ret i32 undef`
			`}`