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| author | Stephen Hines <srhines@google.com> | 2014-12-04 19:51:48 +0000 |
|---|---|---|
| committer | Android Git Automerger <android-git-automerger@android.com> | 2014-12-04 19:51:48 +0000 |
| commit | a21bbdfad461e957fa42ac9d6860ddc9de2da3e9 (patch) | |
| tree | 8d32ff2094b47e15a8def30d62fd7dee6e009de3 /test/CodeGen/X86/patchpoint-invoke.ll | |
| parent | 6b8c6a5088c221af2b25065b8b6b8b0fec8a116f (diff) | |
| parent | 876d6995443e99d13696f3941c3a789a4daa7c7a (diff) | |
| download | external_llvm-a21bbdfad461e957fa42ac9d6860ddc9de2da3e9.zip external_llvm-a21bbdfad461e957fa42ac9d6860ddc9de2da3e9.tar.gz external_llvm-a21bbdfad461e957fa42ac9d6860ddc9de2da3e9.tar.bz2 | |
am 876d6995: Merge "Update aosp/master LLVM for rebase to r222494."
* commit '876d6995443e99d13696f3941c3a789a4daa7c7a':
Update aosp/master LLVM for rebase to r222494.
Diffstat (limited to 'test/CodeGen/X86/patchpoint-invoke.ll')
| -rw-r--r-- | test/CodeGen/X86/patchpoint-invoke.ll | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/test/CodeGen/X86/patchpoint-invoke.ll b/test/CodeGen/X86/patchpoint-invoke.ll new file mode 100644 index 0000000..192cacc --- /dev/null +++ b/test/CodeGen/X86/patchpoint-invoke.ll @@ -0,0 +1,63 @@ +; RUN: llc -mtriple=x86_64-unknown-linux -mcpu=corei7 < %s | FileCheck %s + +; Test invoking of patchpoints +; +define i64 @patchpoint_invoke(i64 %p1, i64 %p2) { +entry: +; CHECK-LABEL: patchpoint_invoke: +; CHECK-NEXT: .cfi_startproc +; CHECK: [[FUNC_BEGIN:.L.*]]: +; CHECK: .cfi_lsda 3, [[EXCEPTION_LABEL:.L[^ ]*]] +; CHECK: pushq %rbp + +; Unfortunately, hardcode the name of the label that begins the patchpoint: +; CHECK: .Ltmp0: +; CHECK: movabsq $-559038736, %r11 +; CHECK-NEXT: callq *%r11 +; CHECK-NEXT: xchgw %ax, %ax +; CHECK-NEXT: [[PP_END:.L.*]]: +; CHECK: ret + %resolveCall = inttoptr i64 -559038736 to i8* + %result = invoke i64 (i64, i32, i8*, i32, ...)* @llvm.experimental.patchpoint.i64(i64 2, i32 15, i8* %resolveCall, i32 1, i64 %p1, i64 %p2) + to label %success unwind label %threw + +success: + ret i64 %result + +threw: + %0 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) + catch i8* null + ret i64 0 +} + +; Verify that the exception table was emitted: +; CHECK: [[EXCEPTION_LABEL]]: +; CHECK-NEXT: .byte 255 +; CHECK-NEXT: .byte 3 +; CHECK-NEXT: .byte 21 +; CHECK-NEXT: .byte 3 +; CHECK-NEXT: .byte 13 +; Verify that the unwind data covers the entire patchpoint region: +; CHECK-NEXT: .long .Ltmp0-[[FUNC_BEGIN]] +; CHECK-NEXT: .long [[PP_END]]-.Ltmp0 + + +; Verify that the stackmap section got emitted: +; CHECK-LABEL: __LLVM_StackMaps: +; Header +; CHECK-NEXT: .byte 1 +; CHECK-NEXT: .byte 0 +; CHECK-NEXT: .short 0 +; Num Functions +; CHECK-NEXT: .long 1 +; Num LargeConstants +; CHECK-NEXT: .long 0 +; Num Callsites +; CHECK-NEXT: .long 1 +; CHECK-NEXT: .quad patchpoint_invoke + + +declare void @llvm.experimental.stackmap(i64, i32, ...) +declare void @llvm.experimental.patchpoint.void(i64, i32, i8*, i32, ...) +declare i64 @llvm.experimental.patchpoint.i64(i64, i32, i8*, i32, ...) +declare i32 @__gxx_personality_v0(...) |