427fb35192
The LIT test cases were migrated with the script provided by Nikita Popov. Due to the size of the change it is split into several parts. Reviewed By: nemanja, amyk, nikic, PowerPC Differential Revision: https://reviews.llvm.org/D135470
40 lines
1.3 KiB
LLVM
40 lines
1.3 KiB
LLVM
; RUN: llc -verify-machineinstrs -mcpu=pwr7 < %s | FileCheck %s
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target datalayout = "E-m:e-i64:64-n32:64"
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target triple = "powerpc64-unknown-linux-gnu"
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@phasor = external constant [4096 x i32]
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; Function Attrs: nounwind
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define void @test(ptr nocapture %out, i32 zeroext %step_size) #0 {
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entry:
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%shl = shl i32 %step_size, 2
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%idxprom = zext i32 %shl to i64
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br label %for.body
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; Make sure that the TOC load has been hoisted out of the loop.
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; CHECK-LABEL: @test
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; CHECK: ld {{[0-9]+}}, .LC{{[0-9]+}}@toc@l
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; CHECK: %for.body
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; CHECK: blr
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for.body: ; preds = %entry, %for.body
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%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]
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%0 = trunc i64 %indvars.iv to i32
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%shl1 = shl i32 %0, %step_size
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%idxprom2 = sext i32 %shl1 to i64
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%arrayidx.sum = add nsw i64 %idxprom2, %idxprom
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%arrayidx3 = getelementptr inbounds [4096 x i32], ptr @phasor, i64 0, i64 %arrayidx.sum
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%1 = load i32, ptr %arrayidx3, align 4
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%arrayidx5 = getelementptr inbounds i32, ptr %out, i64 %indvars.iv
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store i32 %1, ptr %arrayidx5, align 4
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 4
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%cmp = icmp slt i64 %indvars.iv.next, 1020
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body
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ret void
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}
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attributes #0 = { nounwind }
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