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cf082ae903
This update was done with the following bash script:
find test/Transforms -name "*.ll" | \
while read NAME; do
echo "$NAME"
if ! grep -q "^; *RUN: *llc" $NAME; then
TEMP=`mktemp -t temp`
cp $NAME $TEMP
sed -n "s/^define [^@]*@\([A-Za-z0-9_]*\)(.*$/\1/p" < $NAME | \
while read FUNC; do
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mv $TEMP $NAME
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done
llvm-svn: 186268
147 lines
3.2 KiB
LLVM
147 lines
3.2 KiB
LLVM
; RUN: opt < %s -gvn -S | FileCheck %s
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
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target triple = "i386-apple-darwin7"
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define i32 @test1(i32* %b, i32* %c) nounwind {
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; CHECK-LABEL: @test1(
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entry:
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%g = alloca i32
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%t1 = icmp eq i32* %b, null
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br i1 %t1, label %bb, label %bb1
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bb:
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%t2 = load i32* %c, align 4
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%t3 = add i32 %t2, 1
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store i32 %t3, i32* %g, align 4
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br label %bb2
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bb1: ; preds = %entry
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%t5 = load i32* %b, align 4
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%t6 = add i32 %t5, 1
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store i32 %t6, i32* %g, align 4
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br label %bb2
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bb2: ; preds = %bb1, %bb
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%c_addr.0 = phi i32* [ %g, %bb1 ], [ %c, %bb ]
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%b_addr.0 = phi i32* [ %b, %bb1 ], [ %g, %bb ]
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%cv = load i32* %c_addr.0, align 4
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%bv = load i32* %b_addr.0, align 4
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; CHECK: %bv = phi i32
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; CHECK: %cv = phi i32
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; CHECK-NOT: load
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; CHECK: ret i32
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%ret = add i32 %cv, %bv
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ret i32 %ret
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}
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define i8 @test2(i1 %cond, i32* %b, i32* %c) nounwind {
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; CHECK-LABEL: @test2(
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entry:
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br i1 %cond, label %bb, label %bb1
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bb:
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%b1 = bitcast i32* %b to i8*
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store i8 4, i8* %b1
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br label %bb2
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bb1:
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%c1 = bitcast i32* %c to i8*
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store i8 92, i8* %c1
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br label %bb2
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bb2:
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%d = phi i32* [ %c, %bb1 ], [ %b, %bb ]
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%d1 = bitcast i32* %d to i8*
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%dv = load i8* %d1
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; CHECK: %dv = phi i8 [ 92, %bb1 ], [ 4, %bb ]
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; CHECK-NOT: load
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; CHECK: ret i8 %dv
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ret i8 %dv
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}
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define i32 @test3(i1 %cond, i32* %b, i32* %c) nounwind {
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; CHECK-LABEL: @test3(
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entry:
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br i1 %cond, label %bb, label %bb1
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bb:
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%b1 = getelementptr i32* %b, i32 17
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store i32 4, i32* %b1
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br label %bb2
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bb1:
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%c1 = getelementptr i32* %c, i32 7
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store i32 82, i32* %c1
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br label %bb2
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bb2:
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%d = phi i32* [ %c, %bb1 ], [ %b, %bb ]
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%i = phi i32 [ 7, %bb1 ], [ 17, %bb ]
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%d1 = getelementptr i32* %d, i32 %i
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%dv = load i32* %d1
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; CHECK: %dv = phi i32 [ 82, %bb1 ], [ 4, %bb ]
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; CHECK-NOT: load
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; CHECK: ret i32 %dv
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ret i32 %dv
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}
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; PR5313
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define i32 @test4(i1 %cond, i32* %b, i32* %c) nounwind {
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; CHECK-LABEL: @test4(
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entry:
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br i1 %cond, label %bb, label %bb1
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bb:
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store i32 4, i32* %b
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br label %bb2
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bb1:
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%c1 = getelementptr i32* %c, i32 7
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store i32 82, i32* %c1
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br label %bb2
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bb2:
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%d = phi i32* [ %c, %bb1 ], [ %b, %bb ]
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%i = phi i32 [ 7, %bb1 ], [ 0, %bb ]
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%d1 = getelementptr i32* %d, i32 %i
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%dv = load i32* %d1
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; CHECK: %dv = phi i32 [ 82, %bb1 ], [ 4, %bb ]
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; CHECK-NOT: load
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; CHECK: ret i32 %dv
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ret i32 %dv
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}
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; void test5(int N, double* G) {
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; for (long j = 1; j < 1000; j++)
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; G[j] = G[j] + G[j-1];
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; }
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;
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; Should compile into one load in the loop.
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define void @test5(i32 %N, double* nocapture %G) nounwind ssp {
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; CHECK-LABEL: @test5(
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bb.nph:
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br label %for.body
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for.body:
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%indvar = phi i64 [ 0, %bb.nph ], [ %tmp, %for.body ]
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%arrayidx6 = getelementptr double* %G, i64 %indvar
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%tmp = add i64 %indvar, 1
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%arrayidx = getelementptr double* %G, i64 %tmp
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%tmp3 = load double* %arrayidx
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%tmp7 = load double* %arrayidx6
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%add = fadd double %tmp3, %tmp7
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store double %add, double* %arrayidx
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%exitcond = icmp eq i64 %tmp, 999
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br i1 %exitcond, label %for.end, label %for.body
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; CHECK: for.body:
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; CHECK: phi double
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; CHECK: load double
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; CHECK-NOT: load double
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; CHECK: br i1
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for.end:
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ret void
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}
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