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| author | Eli Bendersky <eliben@google.com> | 2013-01-30 16:30:19 +0000 |
|---|---|---|
| committer | Eli Bendersky <eliben@google.com> | 2013-01-30 16:30:19 +0000 |
| commit | 0f156af8312a0f3ce88e5c006bf2a52691039ceb (patch) | |
| tree | d234b449bdb269b7fa099f4f636d2ed07f359925 /test | |
| parent | 620d5bd8e43331a9b5ba2437c1de0d3f4a43a34d (diff) | |
| download | external_llvm-0f156af8312a0f3ce88e5c006bf2a52691039ceb.zip external_llvm-0f156af8312a0f3ce88e5c006bf2a52691039ceb.tar.gz external_llvm-0f156af8312a0f3ce88e5c006bf2a52691039ceb.tar.bz2 | |
Add a special ARM trap encoding for NaCl.
More details in this thread: http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20130128/163783.html
Patch by JF Bastien
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@173943 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/ARM/trap.ll | 28 | ||||
| -rw-r--r-- | test/MC/ARM/arm_instructions.s | 15 |
2 files changed, 39 insertions, 4 deletions
diff --git a/test/CodeGen/ARM/trap.ll b/test/CodeGen/ARM/trap.ll index 21865f8..a4e3c3c 100644 --- a/test/CodeGen/ARM/trap.ll +++ b/test/CodeGen/ARM/trap.ll @@ -1,5 +1,23 @@ ; RUN: llc < %s -mtriple=arm-apple-darwin | FileCheck %s -check-prefix=INSTR ; RUN: llc < %s -mtriple=arm-apple-darwin -trap-func=_trap | FileCheck %s -check-prefix=FUNC +; RUN: llc -mtriple=armv7-unknown-nacl -filetype=obj %s -o - \ +; RUN: | llvm-objdump -disassemble -triple armv7-unknown-nacl - \ +; RUN: | FileCheck %s -check-prefix=ENCODING-NACL +; RUN: llc -mtriple=armv7-unknown-nacl -filetype=obj %s -o - \ +; RUN: | llvm-objdump -disassemble -triple armv7 -mattr=+nacl-trap - \ +; RUN: | FileCheck %s -check-prefix=ENCODING-NACL +; RUN: llc -mtriple=armv7 -mattr=+nacl-trap -filetype=obj %s -o - \ +; RUN: | llvm-objdump -disassemble -triple armv7 -mattr=+nacl-trap - \ +; RUN: | FileCheck %s -check-prefix=ENCODING-NACL +; RUN: llc -fast-isel -mtriple=armv7-unknown-nacl -filetype=obj %s -o - \ +; RUN: | llvm-objdump -disassemble -triple armv7-unknown-nacl - \ +; RUN: | FileCheck %s -check-prefix=ENCODING-NACL +; RUN: llc -mtriple=armv7 -filetype=obj %s -o - \ +; RUN: | llvm-objdump -disassemble -triple armv7 - \ +; RUN: | FileCheck %s -check-prefix=ENCODING-ALL +; RUN: llc -fast-isel -mtriple=armv7 -filetype=obj %s -o - \ +; RUN: | llvm-objdump -disassemble -triple armv7 - \ +; RUN: | FileCheck %s -check-prefix=ENCODING-ALL ; rdar://7961298 ; rdar://9249183 @@ -10,6 +28,11 @@ entry: ; FUNC: t: ; FUNC: bl __trap + +; ENCODING-NACL: f0 de fe e7 + +; ENCODING-ALL: fe de ff e7 + call void @llvm.trap() unreachable } @@ -21,6 +44,11 @@ entry: ; FUNC: t2: ; FUNC: bl __trap + +; ENCODING-NACL: f0 de fe e7 + +; ENCODING-ALL: fe de ff e7 + call void @llvm.debugtrap() unreachable } diff --git a/test/MC/ARM/arm_instructions.s b/test/MC/ARM/arm_instructions.s index ce7e036..a4b6bda 100644 --- a/test/MC/ARM/arm_instructions.s +++ b/test/MC/ARM/arm_instructions.s @@ -1,7 +1,14 @@ -@ RUN: llvm-mc -mcpu=cortex-a8 -triple arm-unknown-unknown -show-encoding %s | FileCheck %s - -@ CHECK: trap -@ CHECK: encoding: [0xfe,0xde,0xff,0xe7] +@ RUN: llvm-mc -mcpu=cortex-a8 -triple arm-unknown-unknown -show-encoding %s \ +@ RUN: | FileCheck %s -check-prefix=ALL +@ RUN: llvm-mc -mcpu=cortex-a9-mp -triple armv7-unknown-nacl -show-encoding %s \ +@ RUN: | FileCheck %s -check-prefix=NACL +@ RUN: llvm-mc -mcpu=cortex-a8 -mattr=+nacl-trap -triple armv7 -show-encoding %s \ +@ RUN: | FileCheck %s -check-prefix=NACL + +@ ALL: trap +@ ALL: encoding: [0xfe,0xde,0xff,0xe7] +@ NACL: trap +@ NACL: encoding: [0xf0,0xde,0xfe,0xe7] trap @ CHECK: bx lr |