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	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
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230794 91177308-0d34-0410-b5e6-96231b3b80d8
		
	
		
			
				
	
	
		
			112 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
			
		
		
	
	
			112 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
	
	
; RUN: llc < %s -disable-fp-elim -mtriple x86_64-apple-darwin11 -mcpu corei7 | FileCheck -check-prefix=ASM %s
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; RUN: llc < %s -disable-fp-elim -mtriple x86_64-apple-darwin11 -mcpu corei7 -filetype=obj -o - \
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; RUN:  | llvm-objdump -triple x86_64-apple-darwin11 -unwind-info - \
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; RUN:  | FileCheck -check-prefix=CU %s
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; RUN: llc < %s -disable-fp-elim -mtriple x86_64-apple-darwin11 -mcpu corei7 \
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; RUN:  | llvm-mc -triple x86_64-apple-darwin11 -filetype=obj -o - \
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; RUN:  | llvm-objdump -triple x86_64-apple-darwin11 -unwind-info - \
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; RUN:  | FileCheck -check-prefix=FROM-ASM %s
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; RUN: llc < %s -mtriple x86_64-apple-macosx10.8.0 -mcpu corei7 -filetype=obj -o - \
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; RUN:  | llvm-objdump -triple x86_64-apple-macosx10.8.0 -unwind-info - \
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; RUN:  | FileCheck -check-prefix=NOFP-CU %s
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; RUN: llc < %s -mtriple x86_64-apple-darwin11 -mcpu corei7 \
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; RUN:  | llvm-mc -triple x86_64-apple-darwin11 -filetype=obj -o - \
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; RUN:  | llvm-objdump -triple x86_64-apple-darwin11 -unwind-info - \
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; RUN:  | FileCheck -check-prefix=NOFP-FROM-ASM %s
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%ty = type { i8* }
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@gv = external global i32
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; This is aligning the stack with a push of a random register.
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; ASM: pushq %rax
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; Even though we can't encode %rax into the compact unwind, We still want to be
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; able to generate a compact unwind encoding in this particular case.
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; CU:    Contents of __compact_unwind section:
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; CU-NEXT:      Entry at offset 0x0:
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; CU-NEXT:        start:                0x0 _test0
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; CU-NEXT:        length:               0x1e
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; CU-NEXT:        compact encoding:     0x01010001
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; FROM-ASM:    Contents of __compact_unwind section:
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; FROM-ASM-NEXT:      Entry at offset 0x0:
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; FROM-ASM-NEXT:        start:                0x0 _test0
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; FROM-ASM-NEXT:        length:               0x1e
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; FROM-ASM-NEXT:        compact encoding:     0x01010001
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define i8* @test0(i64 %size) {
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  %addr = alloca i64, align 8
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  %tmp20 = load i32, i32* @gv, align 4
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  %tmp21 = call i32 @bar()
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  %tmp25 = load i64, i64* %addr, align 8
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  %tmp26 = inttoptr i64 %tmp25 to %ty*
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  %tmp29 = getelementptr inbounds %ty, %ty* %tmp26, i64 0, i32 0
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  %tmp34 = load i8*, i8** %tmp29, align 8
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  %tmp35 = getelementptr inbounds i8, i8* %tmp34, i64 %size
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  store i8* %tmp35, i8** %tmp29, align 8
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  ret i8* null
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}
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declare i32 @bar()
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%"struct.dyld::MappedRanges" = type { [400 x %struct.anon], %"struct.dyld::MappedRanges"* }
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%struct.anon = type { %class.ImageLoader*, i64, i64 }
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%class.ImageLoader = type { i32 (...)**, i8*, i8*, i32, i64, i64, i32, i32, %"struct.ImageLoader::recursive_lock"*, i16, i16, [4 x i8] }
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%"struct.ImageLoader::recursive_lock" = type { i32, i32 }
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@G1 = external hidden global %"struct.dyld::MappedRanges", align 8
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declare void @OSMemoryBarrier() optsize
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; Test the code below uses UNWIND_X86_64_MODE_STACK_IMMD compact unwind
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; encoding.
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; NOFP-CU:      Entry at offset 0x20:
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; NOFP-CU-NEXT:        start:                0x1d _test1
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; NOFP-CU-NEXT:        length:               0x42
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; NOFP-CU-NEXT:        compact encoding:     0x02040c0a
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; NOFP-FROM-ASM:      Entry at offset 0x20:
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; NOFP-FROM-ASM-NEXT:        start:                0x1d _test1
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; NOFP-FROM-ASM-NEXT:        length:               0x42
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; NOFP-FROM-ASM-NEXT:        compact encoding:     0x02040c0a
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define void @test1(%class.ImageLoader* %image) optsize ssp uwtable {
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entry:
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  br label %for.cond1.preheader
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for.cond1.preheader:                              ; preds = %for.inc10, %entry
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  %p.019 = phi %"struct.dyld::MappedRanges"* [ @G1, %entry ], [ %1, %for.inc10 ]
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  br label %for.body3
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for.body3:                                        ; preds = %for.inc, %for.cond1.preheader
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  %indvars.iv = phi i64 [ 0, %for.cond1.preheader ], [ %indvars.iv.next, %for.inc ]
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  %image4 = getelementptr inbounds %"struct.dyld::MappedRanges", %"struct.dyld::MappedRanges"* %p.019, i64 0, i32 0, i64 %indvars.iv, i32 0
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  %0 = load %class.ImageLoader*, %class.ImageLoader** %image4, align 8
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  %cmp5 = icmp eq %class.ImageLoader* %0, %image
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  br i1 %cmp5, label %if.then, label %for.inc
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if.then:                                          ; preds = %for.body3
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  tail call void @OSMemoryBarrier() optsize
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  store %class.ImageLoader* null, %class.ImageLoader** %image4, align 8
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  br label %for.inc
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for.inc:                                          ; preds = %if.then, %for.body3
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  %indvars.iv.next = add i64 %indvars.iv, 1
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  %lftr.wideiv = trunc i64 %indvars.iv.next to i32
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  %exitcond = icmp eq i32 %lftr.wideiv, 400
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  br i1 %exitcond, label %for.inc10, label %for.body3
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for.inc10:                                        ; preds = %for.inc
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  %next = getelementptr inbounds %"struct.dyld::MappedRanges", %"struct.dyld::MappedRanges"* %p.019, i64 0, i32 1
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  %1 = load %"struct.dyld::MappedRanges"*, %"struct.dyld::MappedRanges"** %next, align 8
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  %cmp = icmp eq %"struct.dyld::MappedRanges"* %1, null
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  br i1 %cmp, label %for.end11, label %for.cond1.preheader
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for.end11:                                        ; preds = %for.inc10
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  ret void
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}
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