84 lines
2.7 KiB
LLVM
84 lines
2.7 KiB
LLVM
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; RUN: opt %loadNPMPolly -passes='sroa,instcombine,simplifycfg,reassociate,loop(loop-rotate),instcombine,indvars,polly-prepare,print<polly-function-scops>' \
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; RUN: -tailcallopt -disable-output < %s 2>&1 \
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; RUN: | FileCheck %s --check-prefix=NOLICM
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; RUN: opt %loadNPMPolly -passes='sroa,instcombine,simplifycfg,reassociate,loop(loop-rotate),instcombine,indvars,loop-mssa(licm),polly-prepare,print<polly-function-scops>' \
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; RUN: -tailcallopt -disable-output < %s 2>&1 \
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; RUN: | FileCheck %s --check-prefix=LICM
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; void foo(int n, float A[static const restrict n], float x) {
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; // (0)
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; for (int i = 0; i < 5; i += 1) {
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; for (int j = 0; j < n; j += 1) {
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; x = 7; // (1)
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; }
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; A[0] = x; // (3)
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; }
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; // (4)
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; }
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; LICM: Statements
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; NOLICM: Statements
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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define void @foo(i32 %n, ptr noalias nonnull %A, float %x) {
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entry:
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%n.addr = alloca i32, align 4
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%A.addr = alloca ptr, align 8
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%x.addr = alloca float, align 4
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%i = alloca i32, align 4
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%j = alloca i32, align 4
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store i32 %n, ptr %n.addr, align 4
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store ptr %A, ptr %A.addr, align 8
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store float %x, ptr %x.addr, align 4
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%tmp = load i32, ptr %n.addr, align 4
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%tmp1 = zext i32 %tmp to i64
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store i32 0, ptr %i, align 4
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br label %for.cond
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for.cond: ; preds = %for.inc.4, %entry
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%tmp2 = load i32, ptr %i, align 4
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%cmp = icmp slt i32 %tmp2, 5
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br i1 %cmp, label %for.body, label %for.end.6
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for.body: ; preds = %for.cond
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store i32 0, ptr %j, align 4
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br label %for.cond.1
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for.cond.1: ; preds = %for.inc, %for.body
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%tmp3 = load i32, ptr %j, align 4
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%tmp4 = load i32, ptr %n.addr, align 4
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%cmp2 = icmp slt i32 %tmp3, %tmp4
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br i1 %cmp2, label %for.body.3, label %for.end
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for.body.3: ; preds = %for.cond.1
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store float 7.000000e+00, ptr %x.addr, align 4
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br label %for.inc
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for.inc: ; preds = %for.body.3
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%tmp5 = load i32, ptr %j, align 4
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%add = add nsw i32 %tmp5, 1
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store i32 %add, ptr %j, align 4
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br label %for.cond.1
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for.end: ; preds = %for.cond.1
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%tmp6 = load float, ptr %x.addr, align 4
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%tmp7 = load ptr, ptr %A.addr, align 8
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store float %tmp6, ptr %tmp7, align 4
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br label %for.inc.4
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for.inc.4: ; preds = %for.end
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%tmp8 = load i32, ptr %i, align 4
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%add5 = add nsw i32 %tmp8, 1
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store i32 %add5, ptr %i, align 4
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br label %for.cond
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for.end.6: ; preds = %for.cond
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ret void
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}
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; CHECK: Statements {
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; CHECK: Stmt_for_end
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; CHECK: }
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