diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2017-05-03 20:26:11 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2017-05-03 20:26:11 +0000 |
| commit | 148779df305667b6942fee7e758fdf81a6498f38 (patch) | |
| tree | 976d85fb9cb4bc8ed54348b045f742be90e10c57 /test/CodeGen/ARM | |
| parent | a303c417bbdb53703c2c17398b08486bde78f1f6 (diff) | |
Notes
Diffstat (limited to 'test/CodeGen/ARM')
| -rw-r--r-- | test/CodeGen/ARM/build-attributes.ll | 5 | ||||
| -rw-r--r-- | test/CodeGen/ARM/load-arm.ll | 28 |
2 files changed, 32 insertions, 1 deletions
diff --git a/test/CodeGen/ARM/build-attributes.ll b/test/CodeGen/ARM/build-attributes.ll index 699ef6e92a4f..bef7bbe01bff 100644 --- a/test/CodeGen/ARM/build-attributes.ll +++ b/test/CodeGen/ARM/build-attributes.ll @@ -199,7 +199,8 @@ ; RUN: llc < %s -mtriple=armv6-none-linux-gnueabi -mcpu=arm1136j-s -mattr=+strict-align | FileCheck %s --check-prefix=STRICT-ALIGN ; RUN: llc < %s -mtriple=armv6-none-linux-gnueabi -mcpu=arm1136j-s | FileCheck %s --check-prefix=NO-STRICT-ALIGN ; ARMv6k -; RUN: llc < %s -mtriple=armv6k-none-netbsd-gnueabi -mcpu=arm1176j-s | FileCheck %s --check-prefix=NO-STRICT-ALIGN +; RUN: llc < %s -mtriple=armv6k-none-netbsd-gnueabi -mcpu=arm1176j-s 2> %t | FileCheck %s --check-prefix=NO-STRICT-ALIGN +; RUN: FileCheck %s < %t --allow-empty --check-prefix=CPU-SUPPORTED ; RUN: llc < %s -mtriple=armv6k-none-linux-gnueabi -mcpu=arm1176j-s -mattr=+strict-align | FileCheck %s --check-prefix=STRICT-ALIGN ; RUN: llc < %s -mtriple=armv6k-none-linux-gnueabi -mcpu=arm1176j-s | FileCheck %s --check-prefix=NO-STRICT-ALIGN ; ARMv6m @@ -222,6 +223,8 @@ ; RUN: llc < %s -mtriple=thumbv8-none-none-eabi -mcpu=cortex-m33 | FileCheck %s --check-prefix=NO-STRICT-ALIGN ; RUN: llc < %s -mtriple=thumbv8-none-none-eabi -mcpu=cortex-m33 -mattr=+strict-align | FileCheck %s --check-prefix=STRICT-ALIGN +; CPU-SUPPORTED-NOT: is not a recognized processor for this target + ; XSCALE: .eabi_attribute 6, 5 ; XSCALE: .eabi_attribute 8, 1 ; XSCALE: .eabi_attribute 9, 1 diff --git a/test/CodeGen/ARM/load-arm.ll b/test/CodeGen/ARM/load-arm.ll new file mode 100644 index 000000000000..3807424ece81 --- /dev/null +++ b/test/CodeGen/ARM/load-arm.ll @@ -0,0 +1,28 @@ +; RUN: llc -mtriple=arm %s -o - | FileCheck %s +; RUN: llc -mtriple=thumbv7 %s -o - | FileCheck %s + +; We ended up feeding a deleted node back to TableGen when we converted "Off * +; 410" into "(Off * 205) << 1", where the multiplication already existed in the +; DAG. + +; CHECK-LABEL: addrmode_cse_mutation: +; CHECK: {{mul|muls}} [[OFFSET:r[0-9]+]], {{r[0-9]+}}, {{r[0-9]+}} +; CHECK: {{ldrb|ldrb.w}} {{r[0-9]+}}, [r0, [[OFFSET]], lsl #3] +define i32 @addrmode_cse_mutation(i8* %base, i32 %count) { + %offset = mul i32 %count, 277288 + %ptr = getelementptr i8, i8* %base, i32 %offset + %val = load volatile i8, i8* %ptr + %res = mul i32 %count, 34661 + ret i32 %res +} + +; CHECK-LABEL: addrmode_cse_multi_use: +; CHECK-NOT: {{ldrb|ldrb.w}} {{r[0-9]+}}, [{{r[0-9]+}}, {{r[0-9]+}}, lsl #3] +define i32 @addrmode_cse_multi_use(i8* %base, i32 %count) { + %offset = mul i32 %count, 277288 + %ptr = getelementptr i8, i8* %base, i32 %offset + %val = load volatile i8, i8* %ptr + %res = mul i32 %count, 34661 + %res.1 = add i32 %res, %offset + ret i32 %res.1 +} |