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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
56 lines
1.7 KiB
LLVM
56 lines
1.7 KiB
LLVM
; RUN: opt -basicaa -loop-idiom -S < %s -march=r600 -mcpu=redwood | FileCheck --check-prefix=R600 --check-prefix=FUNC %s
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; RUN: opt -basicaa -loop-idiom -S < %s -march=amdgcn -mcpu=SI -verify-machineinstrs| FileCheck --check-prefix=SI --check-prefix=FUNC %s
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; RUN: opt -basicaa -loop-idiom -S < %s -march=amdgcn -mcpu=tonga -verify-machineinstrs| FileCheck --check-prefix=SI --check-prefix=FUNC %s
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target datalayout = "e-p:32:32-p1:64:64-p2:64:64-p3:32:32-p4:32:32-p5:64:64-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64"
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target triple = "r600--"
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; Make sure loop-idiom doesn't create memcpy or memset. There are no library
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; implementations of these for R600.
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; FUNC: @no_memcpy
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; R600-NOT: {{^}}llvm.memcpy
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; SI-NOT: {{^}}llvm.memcpy
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define void @no_memcpy(i8 addrspace(3)* %in, i32 %size) {
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entry:
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%dest = alloca i8, i32 32
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br label %for.body
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for.body:
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%0 = phi i32 [0, %entry], [%4, %for.body]
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%1 = getelementptr i8, i8 addrspace(3)* %in, i32 %0
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%2 = getelementptr i8, i8* %dest, i32 %0
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%3 = load i8, i8 addrspace(3)* %1
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store i8 %3, i8* %2
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%4 = add i32 %0, 1
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%5 = icmp eq i32 %4, %size
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br i1 %5, label %for.end, label %for.body
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for.end:
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ret void
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}
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; FUNC: @no_memset
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; R600-NOT: {{^}}llvm.memset
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; R600-NOT: {{^}}memset_pattern16:
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; SI-NOT: {{^}}llvm.memset
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; SI-NOT: {{^}}memset_pattern16:
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define void @no_memset(i32 %size) {
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entry:
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%dest = alloca i8, i32 32
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br label %for.body
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for.body:
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%0 = phi i32 [0, %entry], [%2, %for.body]
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%1 = getelementptr i8, i8* %dest, i32 %0
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store i8 0, i8* %1
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%2 = add i32 %0, 1
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%3 = icmp eq i32 %2, %size
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br i1 %3, label %for.end, label %for.body
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for.end:
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ret void
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}
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