mirror of
https://github.com/c64scene-ar/llvm-6502.git
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7c9c6ed761
Essentially the same as the GEP change in r230786.
A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)
import fileinput
import sys
import re
pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")
for line in sys.stdin:
sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))
Reviewers: rafael, dexonsmith, grosser
Differential Revision: http://reviews.llvm.org/D7649
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230794 91177308-0d34-0410-b5e6-96231b3b80d8
37 lines
1.7 KiB
LLVM
37 lines
1.7 KiB
LLVM
; Tests the genration of ".arch_extension" attribute for hardware
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; division on krait CPU. For now, krait is recognized as "cortex-a9" + hwdiv
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; Also, tests for the hwdiv instruction on krait CPU
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; check for arch_extension/cpu directive
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; RUN: llc < %s -mtriple=armv7-linux-gnueabi -mcpu=krait | FileCheck %s --check-prefix=DIV_EXTENSION
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; RUN: llc < %s -mtriple=thumbv7-linux-gnueabi -mcpu=krait | FileCheck %s --check-prefix=DIV_EXTENSION
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; RUN: llc < %s -mtriple=armv7-linux-gnueabi -mcpu=cortex-a9 | FileCheck %s --check-prefix=NODIV_KRAIT
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; RUN: llc < %s -mtriple=thumbv7-linux-gnueabi -mcpu=cortex-a9 | FileCheck %s --check-prefix=NODIV_KRAIT
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; RUN: llc < %s -mtriple=armv7-linux-gnueabi -mcpu=krait -mattr=-hwdiv,-hwdiv-arm | FileCheck %s --check-prefix=NODIV_KRAIT
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; check if correct instruction is emitted by integrated assembler
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; RUN: llc < %s -mtriple=armv7-linux-gnueabi -mcpu=krait -filetype=obj | llvm-objdump -mcpu=krait -triple armv7-linux-gnueabi -d - | FileCheck %s --check-prefix=HWDIV
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; RUN: llc < %s -mtriple=thumbv7-linux-gnueabi -mcpu=krait -filetype=obj | llvm-objdump -mcpu=krait -triple thumbv7-linux-gnueabi -d - | FileCheck %s --check-prefix=HWDIV
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; arch_extension attribute
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; DIV_EXTENSION: .cpu cortex-a9
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; DIV_EXTENSION: .arch_extension idiv
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; NODIV_KRAIT-NOT: .arch_extension idiv
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; HWDIV: sdiv
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define i32 @main() #0 {
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entry:
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%retval = alloca i32, align 4
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%a = alloca i32, align 4
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%b = alloca i32, align 4
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%c = alloca i32, align 4
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store i32 0, i32* %retval
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store volatile i32 100, i32* %b, align 4
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store volatile i32 32, i32* %c, align 4
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%0 = load volatile i32, i32* %b, align 4
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%1 = load volatile i32, i32* %c, align 4
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%div = sdiv i32 %0, %1
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store volatile i32 %div, i32* %a, align 4
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ret i32 0
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}
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