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| author | Jack Carter <jcarter@mips.com> | 2013-01-08 18:53:20 +0000 |
|---|---|---|
| committer | Jack Carter <jcarter@mips.com> | 2013-01-08 18:53:20 +0000 |
| commit | 26853a5d1c39c3e4ddab3dc9f3d1f97815d974d2 (patch) | |
| tree | 5f8356515556e8779527a44eaa8a7257ed97b5a3 /test/MC/Mips | |
| parent | c7b902e7fe3498503efbfd98cabb1b1c67cadda6 (diff) | |
| download | external_llvm-26853a5d1c39c3e4ddab3dc9f3d1f97815d974d2.zip external_llvm-26853a5d1c39c3e4ddab3dc9f3d1f97815d974d2.tar.gz external_llvm-26853a5d1c39c3e4ddab3dc9f3d1f97815d974d2.tar.bz2 | |
This patch produces the correct pointer size
value in the 64 bit .eh_frame section.
It doesn't however allow exception handling to work
yet since it depends on the correct relocation model
being set in the ELF header flags.
Contributer: Jack Carter
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171881 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/MC/Mips')
| -rw-r--r-- | test/MC/Mips/ef_frame.ll | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/test/MC/Mips/ef_frame.ll b/test/MC/Mips/ef_frame.ll new file mode 100644 index 0000000..91c8b43 --- /dev/null +++ b/test/MC/Mips/ef_frame.ll @@ -0,0 +1,52 @@ +; This tests .eh_frame CIE descriptor for the. +; Data alignment factor + +; RUN: llc -filetype=obj -mcpu=mips64r2 -mattr=n64 -march=mips64el %s -o - \ +; RUN: | llvm-objdump -s - | FileCheck %s + +; N64 +; CHECK: Contents of section .eh_frame: +; CHECK-NEXT: 0000 1c000000 00000000 017a504c 52000178 .........zPLR..x +; CHECK-NEXT: 0010 1f0b0000 00000000 00000000 000c1d00 ................ +; CHECK-NEXT: 0020 2c000000 24000000 00000000 00000000 ,...$........... +; CHECK-NEXT: 0030 7c000000 00000000 08000000 00000000 |............... +; CHECK-NEXT: 0040 00440e10 489f019c 02000000 00000000 .D..H........... + +; ModuleID = 'simple_throw.cpp' + +@_ZTIi = external constant i8* +@str = private unnamed_addr constant [7 x i8] c"All ok\00" + +define i32 @main() { +entry: + %exception.i = tail call i8* @__cxa_allocate_exception(i64 4) nounwind + %0 = bitcast i8* %exception.i to i32* + store i32 5, i32* %0, align 4 + invoke void @__cxa_throw(i8* %exception.i, i8* bitcast (i8** @_ZTIi to i8*), i8* null) noreturn + to label %.noexc unwind label %return + +.noexc: ; preds = %entry + unreachable + +return: ; preds = %entry + %1 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) + catch i8* null + %2 = extractvalue { i8*, i32 } %1, 0 + %3 = tail call i8* @__cxa_begin_catch(i8* %2) nounwind + %puts = tail call i32 @puts(i8* getelementptr inbounds ([7 x i8]* @str, i64 0, i64 0)) + tail call void @__cxa_end_catch() + ret i32 0 +} + +declare i32 @__gxx_personality_v0(...) + +declare i8* @__cxa_begin_catch(i8*) + +declare void @__cxa_end_catch() + +declare i8* @__cxa_allocate_exception(i64) + +declare void @__cxa_throw(i8*, i8*, i8*) + +declare i32 @puts(i8* nocapture) nounwind + |