1 ; RUN: llc < %s -frame-pointer=all -mtriple x86_64-apple-darwin11 -mcpu corei7 -emit-compact-unwind-non-canonical=true | FileCheck -check-prefix=ASM %s
2 ; RUN: llc < %s -frame-pointer=all -mtriple x86_64-apple-darwin11 -mcpu corei7 -filetype=obj -emit-compact-unwind-non-canonical=true -o - \
3 ; RUN: | llvm-objdump --triple=x86_64-apple-darwin11 --unwind-info - \
4 ; RUN: | FileCheck -check-prefix=CU %s
5 ; RUN: llc < %s -frame-pointer=all -mtriple x86_64-apple-darwin11 -mcpu corei7 -emit-compact-unwind-non-canonical=true \
6 ; RUN: | llvm-mc -triple x86_64-apple-darwin11 -filetype=obj -emit-compact-unwind-non-canonical=true -o - \
7 ; RUN: | llvm-objdump --triple=x86_64-apple-darwin11 --unwind-info - \
8 ; RUN: | FileCheck -check-prefix=FROM-ASM %s
10 ; RUN: llc < %s -mtriple x86_64-apple-macosx10.8.0 -mcpu corei7 -filetype=obj -emit-compact-unwind-non-canonical=true -o - \
11 ; RUN: | llvm-objdump --triple=x86_64-apple-macosx10.8.0 --unwind-info - \
12 ; RUN: | FileCheck -check-prefix=NOFP-CU %s
13 ; RUN: llc < %s -mtriple x86_64-apple-darwin11 -mcpu corei7 \
14 ; RUN: | llvm-mc -triple x86_64-apple-darwin11 -filetype=obj -emit-compact-unwind-non-canonical=true -o - \
15 ; RUN: | llvm-objdump --triple=x86_64-apple-darwin11 --unwind-info - \
16 ; RUN: | FileCheck -check-prefix=NOFP-FROM-ASM %s
20 @gv = external global i32
22 ; This is aligning the stack with a push of a random register.
25 ; Even though we can't encode %rax into the compact unwind, We still want to be
26 ; able to generate a compact unwind encoding in this particular case.
28 ; CU: Contents of __compact_unwind section:
29 ; CU-NEXT: Entry at offset 0x0:
30 ; CU-NEXT: start: 0x0 _test0
31 ; CU-NEXT: length: 0x1e
32 ; CU-NEXT: compact encoding: 0x01010001
34 ; FROM-ASM: Contents of __compact_unwind section:
35 ; FROM-ASM-NEXT: Entry at offset 0x0:
36 ; FROM-ASM-NEXT: start: 0x0 _test0
37 ; FROM-ASM-NEXT: length: 0x1e
38 ; FROM-ASM-NEXT: compact encoding: 0x01010001
40 define ptr @test0(i64 %size) {
41 %addr = alloca i64, align 8
42 %tmp20 = load i32, ptr @gv, align 4
43 %tmp21 = call i32 @bar()
44 %tmp25 = load i64, ptr %addr, align 8
45 %tmp26 = inttoptr i64 %tmp25 to ptr
46 %tmp34 = load ptr, ptr %tmp26, align 8
47 %tmp35 = getelementptr inbounds i8, ptr %tmp34, i64 %size
48 store ptr %tmp35, ptr %tmp26, align 8
54 %"struct.dyld::MappedRanges" = type { [400 x %struct.anon], ptr }
55 %struct.anon = type { ptr, i64, i64 }
56 %class.ImageLoader = type { ptr, ptr, ptr, i32, i64, i64, i32, i32, ptr, i16, i16, [4 x i8] }
57 %"struct.ImageLoader::recursive_lock" = type { i32, i32 }
59 @G1 = external hidden global %"struct.dyld::MappedRanges", align 8
61 declare void @OSMemoryBarrier() optsize
63 ; Test the code below uses UNWIND_X86_64_MODE_STACK_IMMD compact unwind
66 ; NOFP-CU: Entry at offset 0x20:
67 ; NOFP-CU-NEXT: start: 0x1d _test1
68 ; NOFP-CU-NEXT: length: 0x44
69 ; NOFP-CU-NEXT: compact encoding: 0x02040c0a
71 ; NOFP-FROM-ASM: Entry at offset 0x20:
72 ; NOFP-FROM-ASM-NEXT: start: 0x1d _test1
73 ; NOFP-FROM-ASM-NEXT: length: 0x44
74 ; NOFP-FROM-ASM-NEXT: compact encoding: 0x02040c0a
76 define void @test1(ptr %image) optsize ssp uwtable {
78 br label %for.cond1.preheader
80 for.cond1.preheader: ; preds = %for.inc10, %entry
81 %p.019 = phi ptr [ @G1, %entry ], [ %1, %for.inc10 ]
84 for.body3: ; preds = %for.inc, %for.cond1.preheader
85 %indvars.iv = phi i64 [ 0, %for.cond1.preheader ], [ %indvars.iv.next, %for.inc ]
86 %image4 = getelementptr inbounds %"struct.dyld::MappedRanges", ptr %p.019, i64 0, i32 0, i64 %indvars.iv, i32 0
87 %0 = load ptr, ptr %image4, align 8
88 %cmp5 = icmp eq ptr %0, %image
89 br i1 %cmp5, label %if.then, label %for.inc
91 if.then: ; preds = %for.body3
92 tail call void @OSMemoryBarrier() optsize
93 store ptr null, ptr %image4, align 8
96 for.inc: ; preds = %if.then, %for.body3
97 %indvars.iv.next = add i64 %indvars.iv, 1
98 %lftr.wideiv = trunc i64 %indvars.iv.next to i32
99 %exitcond = icmp eq i32 %lftr.wideiv, 400
100 br i1 %exitcond, label %for.inc10, label %for.body3
102 for.inc10: ; preds = %for.inc
103 %next = getelementptr inbounds %"struct.dyld::MappedRanges", ptr %p.019, i64 0, i32 1
104 %1 = load ptr, ptr %next, align 8
105 %cmp = icmp eq ptr %1, null
106 br i1 %cmp, label %for.end11, label %for.cond1.preheader
108 for.end11: ; preds = %for.inc10