40 lines
1.4 KiB
LLVM
40 lines
1.4 KiB
LLVM
; RUN: llc %s -o - -O0 -verify-machineinstrs -fast-isel=true | FileCheck %s
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target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
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target triple = "arm64-apple-ios8.0.0"
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; This test was trying to fold the sext %tmp142 in to the address arithmetic in %sunkaddr1.
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; This was incorrect as %.mux isn't available in the last bb.
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; CHECK: sxtw [[REG:x[0-9]+]]
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; CHECK: strh wzr, {{\[}}[[REG]], {{.*}}, lsl #1]
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; Function Attrs: nounwind optsize ssp
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define void @EdgeLoop(i32 %dir, i32 %edge, i32 %width, i16* %tmp89, i32 %tmp136, i16 %tmp144) #0 {
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bb:
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%tmp2 = icmp eq i32 %dir, 0
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%.mux = select i1 %tmp2, i32 %width, i32 1
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%tmp142 = sext i32 %.mux to i64
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%tmp151 = shl nsw i64 %tmp142, 1
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%tmp153 = getelementptr inbounds i16, i16* %tmp89, i64 %tmp151
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%tmp154 = load i16, i16* %tmp153, align 2
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%tmp155 = zext i16 %tmp154 to i32
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br i1 %tmp2, label %bb225, label %bb212
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bb212: ; preds = %bb
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store i16 %tmp144, i16* %tmp89, align 2
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ret void
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bb225: ; preds = %bb
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%tmp248 = trunc i32 %tmp155 to i16
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store i16 %tmp248, i16* %tmp89, align 2
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%sunkaddr = ptrtoint i16* %tmp89 to i64
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%sunkaddr1 = mul i64 %tmp142, 2
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%sunkaddr2 = add i64 %sunkaddr, %sunkaddr1
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%sunkaddr3 = inttoptr i64 %sunkaddr2 to i16*
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store i16 0, i16* %sunkaddr3, align 2
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ret void
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}
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attributes #0 = { nounwind optsize ssp }
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