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https://github.com/c64scene-ar/llvm-6502.git
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1887c1c2f9
1. x86-64 byval alignment should be max of 8 and alignment of type. Previously the code was not doing what the commit message was saying. 2. Do not use byte repeat move and store operations. These are slow. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55139 91177308-0d34-0410-b5e6-96231b3b80d8
46 lines
1.5 KiB
LLVM
46 lines
1.5 KiB
LLVM
; RUN: llvm-as < %s | llc -march=x86 | not grep rep
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; RUN: llvm-as < %s | llc -march=x86 | grep memset
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declare void @llvm.memset.i32(i8*, i8, i32, i32) nounwind
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define fastcc i32 @cli_scanzip(i32 %desc) nounwind {
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entry:
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br label %bb8.i.i.i.i
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bb8.i.i.i.i: ; preds = %bb8.i.i.i.i, %entry
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icmp eq i32 0, 0 ; <i1>:0 [#uses=1]
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br i1 %0, label %bb61.i.i.i, label %bb8.i.i.i.i
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bb32.i.i.i: ; preds = %bb61.i.i.i
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ptrtoint i8* %tail.0.i.i.i to i32 ; <i32>:1 [#uses=1]
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sub i32 0, %1 ; <i32>:2 [#uses=1]
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icmp sgt i32 %2, 19 ; <i1>:3 [#uses=1]
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br i1 %3, label %bb34.i.i.i, label %bb61.i.i.i
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bb34.i.i.i: ; preds = %bb32.i.i.i
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load i32* null, align 4 ; <i32>:4 [#uses=1]
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icmp eq i32 %4, 101010256 ; <i1>:5 [#uses=1]
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br i1 %5, label %bb8.i11.i.i.i, label %bb61.i.i.i
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bb8.i11.i.i.i: ; preds = %bb8.i11.i.i.i, %bb34.i.i.i
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icmp eq i32 0, 0 ; <i1>:6 [#uses=1]
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br i1 %6, label %cli_dbgmsg.exit49.i, label %bb8.i11.i.i.i
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cli_dbgmsg.exit49.i: ; preds = %bb8.i11.i.i.i
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icmp eq [32768 x i8]* null, null ; <i1>:7 [#uses=1]
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br i1 %7, label %bb1.i28.i, label %bb8.i.i
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bb61.i.i.i: ; preds = %bb61.i.i.i, %bb34.i.i.i, %bb32.i.i.i, %bb8.i.i.i.i
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%tail.0.i.i.i = getelementptr [1024 x i8]* null, i32 0, i32 0 ; <i8*> [#uses=2]
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load i8* %tail.0.i.i.i, align 1 ; <i8>:8 [#uses=1]
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icmp eq i8 %8, 80 ; <i1>:9 [#uses=1]
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br i1 %9, label %bb32.i.i.i, label %bb61.i.i.i
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bb1.i28.i: ; preds = %cli_dbgmsg.exit49.i
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call void @llvm.memset.i32( i8* null, i8 0, i32 88, i32 1 ) nounwind
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unreachable
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bb8.i.i: ; preds = %bb8.i.i, %cli_dbgmsg.exit49.i
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br label %bb8.i.i
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}
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