473 lines
21 KiB
LLVM
473 lines
21 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -basic-aa -slp-vectorizer -slp-threshold=-100 -instcombine -dce -S -mtriple=i386-apple-macosx10.8.0 -mcpu=corei7-avx | 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-n8:16:32-S128"
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; Make sure we order the operands of commutative operations so that we get
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; bigger vectorizable trees.
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define void @shuffle_operands1(double * noalias %from, double * noalias %to, double %v1, double %v2) {
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; CHECK-LABEL: @shuffle_operands1(
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; CHECK-NEXT: [[TMP1:%.*]] = bitcast double* [[FROM:%.*]] to <2 x double>*
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; CHECK-NEXT: [[TMP2:%.*]] = load <2 x double>, <2 x double>* [[TMP1]], align 4
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; CHECK-NEXT: [[TMP3:%.*]] = insertelement <2 x double> poison, double [[V1:%.*]], i32 0
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; CHECK-NEXT: [[TMP4:%.*]] = insertelement <2 x double> [[TMP3]], double [[V2:%.*]], i32 1
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; CHECK-NEXT: [[TMP5:%.*]] = fadd <2 x double> [[TMP2]], [[TMP4]]
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; CHECK-NEXT: [[TMP6:%.*]] = bitcast double* [[TO:%.*]] to <2 x double>*
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; CHECK-NEXT: store <2 x double> [[TMP5]], <2 x double>* [[TMP6]], align 4
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; CHECK-NEXT: ret void
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;
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%from_1 = getelementptr double, double *%from, i64 1
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%v0_1 = load double , double * %from
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%v0_2 = load double , double * %from_1
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%v1_1 = fadd double %v0_1, %v1
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%v1_2 = fadd double %v2, %v0_2
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%to_2 = getelementptr double, double * %to, i64 1
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store double %v1_1, double *%to
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store double %v1_2, double *%to_2
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ret void
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}
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define void @vecload_vs_broadcast(double * noalias %from, double * noalias %to, double %v1, double %v2) {
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; CHECK-LABEL: @vecload_vs_broadcast(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: br label [[LP:%.*]]
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; CHECK: lp:
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; CHECK-NEXT: [[P:%.*]] = phi double [ 1.000000e+00, [[LP]] ], [ 0.000000e+00, [[ENTRY:%.*]] ]
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; CHECK-NEXT: [[TMP0:%.*]] = bitcast double* [[FROM:%.*]] to <2 x double>*
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; CHECK-NEXT: [[TMP1:%.*]] = load <2 x double>, <2 x double>* [[TMP0]], align 4
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; CHECK-NEXT: [[TMP2:%.*]] = insertelement <2 x double> poison, double [[P]], i32 0
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; CHECK-NEXT: [[TMP3:%.*]] = shufflevector <2 x double> [[TMP2]], <2 x double> [[TMP1]], <2 x i32> <i32 0, i32 2>
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; CHECK-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[TMP1]], [[TMP3]]
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; CHECK-NEXT: [[TMP5:%.*]] = bitcast double* [[TO:%.*]] to <2 x double>*
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; CHECK-NEXT: store <2 x double> [[TMP4]], <2 x double>* [[TMP5]], align 4
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; CHECK-NEXT: br i1 undef, label [[LP]], label [[EXT:%.*]]
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; CHECK: ext:
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; CHECK-NEXT: ret void
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;
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entry:
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br label %lp
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lp:
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%p = phi double [ 1.000000e+00, %lp ], [ 0.000000e+00, %entry ]
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%from_1 = getelementptr double, double *%from, i64 1
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%v0_1 = load double , double * %from
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%v0_2 = load double , double * %from_1
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%v1_1 = fadd double %v0_1, %p
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%v1_2 = fadd double %v0_1, %v0_2
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%to_2 = getelementptr double, double * %to, i64 1
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store double %v1_1, double *%to
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store double %v1_2, double *%to_2
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br i1 undef, label %lp, label %ext
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ext:
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ret void
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}
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define void @vecload_vs_broadcast2(double * noalias %from, double * noalias %to, double %v1, double %v2) {
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; CHECK-LABEL: @vecload_vs_broadcast2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: br label [[LP:%.*]]
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; CHECK: lp:
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; CHECK-NEXT: [[P:%.*]] = phi double [ 1.000000e+00, [[LP]] ], [ 0.000000e+00, [[ENTRY:%.*]] ]
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; CHECK-NEXT: [[TMP0:%.*]] = bitcast double* [[FROM:%.*]] to <2 x double>*
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; CHECK-NEXT: [[TMP1:%.*]] = load <2 x double>, <2 x double>* [[TMP0]], align 4
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; CHECK-NEXT: [[TMP2:%.*]] = insertelement <2 x double> poison, double [[P]], i32 0
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; CHECK-NEXT: [[TMP3:%.*]] = shufflevector <2 x double> [[TMP2]], <2 x double> [[TMP1]], <2 x i32> <i32 0, i32 2>
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; CHECK-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[TMP3]], [[TMP1]]
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; CHECK-NEXT: [[TMP5:%.*]] = bitcast double* [[TO:%.*]] to <2 x double>*
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; CHECK-NEXT: store <2 x double> [[TMP4]], <2 x double>* [[TMP5]], align 4
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; CHECK-NEXT: br i1 undef, label [[LP]], label [[EXT:%.*]]
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; CHECK: ext:
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; CHECK-NEXT: ret void
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;
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entry:
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br label %lp
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lp:
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%p = phi double [ 1.000000e+00, %lp ], [ 0.000000e+00, %entry ]
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%from_1 = getelementptr double, double *%from, i64 1
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%v0_1 = load double , double * %from
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%v0_2 = load double , double * %from_1
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%v1_1 = fadd double %p, %v0_1
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%v1_2 = fadd double %v0_2, %v0_1
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%to_2 = getelementptr double, double * %to, i64 1
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store double %v1_1, double *%to
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store double %v1_2, double *%to_2
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br i1 undef, label %lp, label %ext
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ext:
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ret void
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}
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define void @vecload_vs_broadcast3(double * noalias %from, double * noalias %to, double %v1, double %v2) {
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; CHECK-LABEL: @vecload_vs_broadcast3(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: br label [[LP:%.*]]
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; CHECK: lp:
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; CHECK-NEXT: [[P:%.*]] = phi double [ 1.000000e+00, [[LP]] ], [ 0.000000e+00, [[ENTRY:%.*]] ]
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; CHECK-NEXT: [[TMP0:%.*]] = bitcast double* [[FROM:%.*]] to <2 x double>*
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; CHECK-NEXT: [[TMP1:%.*]] = load <2 x double>, <2 x double>* [[TMP0]], align 4
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; CHECK-NEXT: [[TMP2:%.*]] = insertelement <2 x double> poison, double [[P]], i32 0
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; CHECK-NEXT: [[TMP3:%.*]] = shufflevector <2 x double> [[TMP2]], <2 x double> [[TMP1]], <2 x i32> <i32 0, i32 2>
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; CHECK-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[TMP3]], [[TMP1]]
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; CHECK-NEXT: [[TMP5:%.*]] = bitcast double* [[TO:%.*]] to <2 x double>*
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; CHECK-NEXT: store <2 x double> [[TMP4]], <2 x double>* [[TMP5]], align 4
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; CHECK-NEXT: br i1 undef, label [[LP]], label [[EXT:%.*]]
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; CHECK: ext:
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; CHECK-NEXT: ret void
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;
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entry:
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br label %lp
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lp:
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%p = phi double [ 1.000000e+00, %lp ], [ 0.000000e+00, %entry ]
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%from_1 = getelementptr double, double *%from, i64 1
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%v0_1 = load double , double * %from
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%v0_2 = load double , double * %from_1
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%v1_1 = fadd double %p, %v0_1
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%v1_2 = fadd double %v0_1, %v0_2
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%to_2 = getelementptr double, double * %to, i64 1
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store double %v1_1, double *%to
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store double %v1_2, double *%to_2
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br i1 undef, label %lp, label %ext
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ext:
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ret void
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}
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define void @shuffle_preserve_broadcast4(double * noalias %from, double * noalias %to, double %v1, double %v2) {
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; CHECK-LABEL: @shuffle_preserve_broadcast4(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: br label [[LP:%.*]]
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; CHECK: lp:
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; CHECK-NEXT: [[P:%.*]] = phi double [ 1.000000e+00, [[LP]] ], [ 0.000000e+00, [[ENTRY:%.*]] ]
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; CHECK-NEXT: [[FROM_1:%.*]] = getelementptr double, double* [[FROM:%.*]], i32 1
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; CHECK-NEXT: [[V0_1:%.*]] = load double, double* [[FROM]], align 4
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; CHECK-NEXT: [[V0_2:%.*]] = load double, double* [[FROM_1]], align 4
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; CHECK-NEXT: [[TMP0:%.*]] = insertelement <2 x double> poison, double [[V0_2]], i32 0
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; CHECK-NEXT: [[TMP1:%.*]] = insertelement <2 x double> [[TMP0]], double [[P]], i32 1
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; CHECK-NEXT: [[TMP2:%.*]] = insertelement <2 x double> poison, double [[V0_1]], i32 0
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; CHECK-NEXT: [[TMP3:%.*]] = shufflevector <2 x double> [[TMP2]], <2 x double> undef, <2 x i32> zeroinitializer
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; CHECK-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[TMP1]], [[TMP3]]
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; CHECK-NEXT: [[TMP5:%.*]] = bitcast double* [[TO:%.*]] to <2 x double>*
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; CHECK-NEXT: store <2 x double> [[TMP4]], <2 x double>* [[TMP5]], align 4
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; CHECK-NEXT: br i1 undef, label [[LP]], label [[EXT:%.*]]
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; CHECK: ext:
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; CHECK-NEXT: ret void
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;
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entry:
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br label %lp
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lp:
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%p = phi double [ 1.000000e+00, %lp ], [ 0.000000e+00, %entry ]
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%from_1 = getelementptr double, double *%from, i64 1
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%v0_1 = load double , double * %from
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%v0_2 = load double , double * %from_1
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%v1_1 = fadd double %v0_2, %v0_1
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%v1_2 = fadd double %p, %v0_1
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%to_2 = getelementptr double, double * %to, i64 1
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store double %v1_1, double *%to
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store double %v1_2, double *%to_2
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br i1 undef, label %lp, label %ext
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ext:
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ret void
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}
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define void @vecload_vs_broadcast5(double * noalias %from, double * noalias %to, double %v1, double %v2) {
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; CHECK-LABEL: @vecload_vs_broadcast5(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: br label [[LP:%.*]]
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; CHECK: lp:
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; CHECK-NEXT: [[P:%.*]] = phi double [ 1.000000e+00, [[LP]] ], [ 0.000000e+00, [[ENTRY:%.*]] ]
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; CHECK-NEXT: [[TMP0:%.*]] = bitcast double* [[FROM:%.*]] to <2 x double>*
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; CHECK-NEXT: [[TMP1:%.*]] = load <2 x double>, <2 x double>* [[TMP0]], align 4
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; CHECK-NEXT: [[TMP2:%.*]] = insertelement <2 x double> [[TMP1]], double [[P]], i32 1
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; CHECK-NEXT: [[TMP3:%.*]] = shufflevector <2 x double> [[TMP1]], <2 x double> undef, <2 x i32> <i32 1, i32 0>
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; CHECK-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[TMP2]], [[TMP3]]
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; CHECK-NEXT: [[TMP5:%.*]] = bitcast double* [[TO:%.*]] to <2 x double>*
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; CHECK-NEXT: store <2 x double> [[TMP4]], <2 x double>* [[TMP5]], align 4
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; CHECK-NEXT: br i1 undef, label [[LP]], label [[EXT:%.*]]
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; CHECK: ext:
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; CHECK-NEXT: ret void
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;
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entry:
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br label %lp
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lp:
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%p = phi double [ 1.000000e+00, %lp ], [ 0.000000e+00, %entry ]
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%from_1 = getelementptr double, double *%from, i64 1
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%v0_1 = load double , double * %from
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%v0_2 = load double , double * %from_1
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%v1_1 = fadd double %v0_1, %v0_2
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%v1_2 = fadd double %p, %v0_1
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%to_2 = getelementptr double, double * %to, i64 1
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store double %v1_1, double *%to
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store double %v1_2, double *%to_2
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br i1 undef, label %lp, label %ext
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ext:
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ret void
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}
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define void @shuffle_preserve_broadcast6(double * noalias %from, double * noalias %to, double %v1, double %v2) {
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; CHECK-LABEL: @shuffle_preserve_broadcast6(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: br label [[LP:%.*]]
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; CHECK: lp:
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; CHECK-NEXT: [[P:%.*]] = phi double [ 1.000000e+00, [[LP]] ], [ 0.000000e+00, [[ENTRY:%.*]] ]
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; CHECK-NEXT: [[FROM_1:%.*]] = getelementptr double, double* [[FROM:%.*]], i32 1
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; CHECK-NEXT: [[V0_1:%.*]] = load double, double* [[FROM]], align 4
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; CHECK-NEXT: [[V0_2:%.*]] = load double, double* [[FROM_1]], align 4
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; CHECK-NEXT: [[TMP0:%.*]] = insertelement <2 x double> poison, double [[V0_1]], i32 0
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; CHECK-NEXT: [[TMP1:%.*]] = shufflevector <2 x double> [[TMP0]], <2 x double> undef, <2 x i32> zeroinitializer
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; CHECK-NEXT: [[TMP2:%.*]] = insertelement <2 x double> poison, double [[V0_2]], i32 0
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; CHECK-NEXT: [[TMP3:%.*]] = insertelement <2 x double> [[TMP2]], double [[P]], i32 1
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; CHECK-NEXT: [[TMP4:%.*]] = fadd <2 x double> [[TMP1]], [[TMP3]]
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; CHECK-NEXT: [[TMP5:%.*]] = bitcast double* [[TO:%.*]] to <2 x double>*
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; CHECK-NEXT: store <2 x double> [[TMP4]], <2 x double>* [[TMP5]], align 4
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; CHECK-NEXT: br i1 undef, label [[LP]], label [[EXT:%.*]]
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; CHECK: ext:
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; CHECK-NEXT: ret void
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;
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entry:
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br label %lp
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lp:
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%p = phi double [ 1.000000e+00, %lp ], [ 0.000000e+00, %entry ]
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%from_1 = getelementptr double, double *%from, i64 1
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%v0_1 = load double , double * %from
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%v0_2 = load double , double * %from_1
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%v1_1 = fadd double %v0_1, %v0_2
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%v1_2 = fadd double %v0_1, %p
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%to_2 = getelementptr double, double * %to, i64 1
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store double %v1_1, double *%to
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store double %v1_2, double *%to_2
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br i1 undef, label %lp, label %ext
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ext:
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ret void
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}
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; Make sure we don't scramble operands when we reorder them and destroy
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; 'good' source order.
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@a = common global [32000 x float] zeroinitializer, align 16
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define void @good_load_order() {
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; CHECK-LABEL: @good_load_order(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: br label [[FOR_COND1_PREHEADER:%.*]]
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; CHECK: for.cond1.preheader:
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; CHECK-NEXT: [[TMP0:%.*]] = load float, float* getelementptr inbounds ([32000 x float], [32000 x float]* @a, i32 0, i32 0), align 16
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; CHECK-NEXT: br label [[FOR_BODY3:%.*]]
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; CHECK: for.body3:
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; CHECK-NEXT: [[TMP1:%.*]] = phi float [ [[TMP0]], [[FOR_COND1_PREHEADER]] ], [ [[TMP14:%.*]], [[FOR_BODY3]] ]
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; CHECK-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ 0, [[FOR_COND1_PREHEADER]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_BODY3]] ]
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; CHECK-NEXT: [[TMP2:%.*]] = trunc i64 [[INDVARS_IV]] to i32
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; CHECK-NEXT: [[TMP3:%.*]] = add i32 [[TMP2]], 1
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; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [32000 x float], [32000 x float]* @a, i32 0, i32 [[TMP3]]
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; CHECK-NEXT: [[TMP4:%.*]] = trunc i64 [[INDVARS_IV]] to i32
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; CHECK-NEXT: [[ARRAYIDX5:%.*]] = getelementptr inbounds [32000 x float], [32000 x float]* @a, i32 0, i32 [[TMP4]]
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; CHECK-NEXT: [[TMP5:%.*]] = trunc i64 [[INDVARS_IV]] to i32
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; CHECK-NEXT: [[TMP6:%.*]] = add i32 [[TMP5]], 4
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; CHECK-NEXT: [[ARRAYIDX31:%.*]] = getelementptr inbounds [32000 x float], [32000 x float]* @a, i32 0, i32 [[TMP6]]
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; CHECK-NEXT: [[TMP7:%.*]] = bitcast float* [[ARRAYIDX]] to <4 x float>*
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; CHECK-NEXT: [[TMP8:%.*]] = load <4 x float>, <4 x float>* [[TMP7]], align 4
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; CHECK-NEXT: [[TMP9:%.*]] = insertelement <4 x float> poison, float [[TMP1]], i32 0
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; CHECK-NEXT: [[TMP10:%.*]] = shufflevector <4 x float> [[TMP9]], <4 x float> [[TMP8]], <4 x i32> <i32 0, i32 4, i32 5, i32 6>
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; CHECK-NEXT: [[TMP11:%.*]] = fmul <4 x float> [[TMP8]], [[TMP10]]
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; CHECK-NEXT: [[TMP12:%.*]] = bitcast float* [[ARRAYIDX5]] to <4 x float>*
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; CHECK-NEXT: store <4 x float> [[TMP11]], <4 x float>* [[TMP12]], align 4
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; CHECK-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 5
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; CHECK-NEXT: [[TMP13:%.*]] = trunc i64 [[INDVARS_IV_NEXT]] to i32
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; CHECK-NEXT: [[ARRAYIDX41:%.*]] = getelementptr inbounds [32000 x float], [32000 x float]* @a, i32 0, i32 [[TMP13]]
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; CHECK-NEXT: [[TMP14]] = load float, float* [[ARRAYIDX41]], align 4
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; CHECK-NEXT: [[TMP15:%.*]] = extractelement <4 x float> [[TMP8]], i32 3
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; CHECK-NEXT: [[MUL45:%.*]] = fmul float [[TMP14]], [[TMP15]]
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; CHECK-NEXT: store float [[MUL45]], float* [[ARRAYIDX31]], align 4
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; CHECK-NEXT: [[TMP16:%.*]] = trunc i64 [[INDVARS_IV_NEXT]] to i32
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; CHECK-NEXT: [[CMP2:%.*]] = icmp slt i32 [[TMP16]], 31995
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; CHECK-NEXT: br i1 [[CMP2]], label [[FOR_BODY3]], label [[FOR_END:%.*]]
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; CHECK: for.end:
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; CHECK-NEXT: ret void
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;
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entry:
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br label %for.cond1.preheader
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for.cond1.preheader:
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%0 = load float, float* getelementptr inbounds ([32000 x float], [32000 x float]* @a, i64 0, i64 0), align 16
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br label %for.body3
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for.body3:
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%1 = phi float [ %0, %for.cond1.preheader ], [ %10, %for.body3 ]
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%indvars.iv = phi i64 [ 0, %for.cond1.preheader ], [ %indvars.iv.next, %for.body3 ]
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%2 = add nsw i64 %indvars.iv, 1
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%arrayidx = getelementptr inbounds [32000 x float], [32000 x float]* @a, i64 0, i64 %2
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%3 = load float, float* %arrayidx, align 4
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%arrayidx5 = getelementptr inbounds [32000 x float], [32000 x float]* @a, i64 0, i64 %indvars.iv
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%mul6 = fmul float %3, %1
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store float %mul6, float* %arrayidx5, align 4
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%4 = add nsw i64 %indvars.iv, 2
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%arrayidx11 = getelementptr inbounds [32000 x float], [32000 x float]* @a, i64 0, i64 %4
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%5 = load float, float* %arrayidx11, align 4
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%mul15 = fmul float %5, %3
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store float %mul15, float* %arrayidx, align 4
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%6 = add nsw i64 %indvars.iv, 3
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%arrayidx21 = getelementptr inbounds [32000 x float], [32000 x float]* @a, i64 0, i64 %6
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%7 = load float, float* %arrayidx21, align 4
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%mul25 = fmul float %7, %5
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store float %mul25, float* %arrayidx11, align 4
|
|
%8 = add nsw i64 %indvars.iv, 4
|
|
%arrayidx31 = getelementptr inbounds [32000 x float], [32000 x float]* @a, i64 0, i64 %8
|
|
%9 = load float, float* %arrayidx31, align 4
|
|
%mul35 = fmul float %9, %7
|
|
store float %mul35, float* %arrayidx21, align 4
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 5
|
|
%arrayidx41 = getelementptr inbounds [32000 x float], [32000 x float]* @a, i64 0, i64 %indvars.iv.next
|
|
%10 = load float, float* %arrayidx41, align 4
|
|
%mul45 = fmul float %10, %9
|
|
store float %mul45, float* %arrayidx31, align 4
|
|
%11 = trunc i64 %indvars.iv.next to i32
|
|
%cmp2 = icmp slt i32 %11, 31995
|
|
br i1 %cmp2, label %for.body3, label %for.end
|
|
|
|
for.end:
|
|
ret void
|
|
}
|
|
|
|
; Check vectorization of following code for double data type-
|
|
; c[0] = a[0]+b[0];
|
|
; c[1] = b[1]+a[1]; // swapped b[1] and a[1]
|
|
|
|
define void @load_reorder_double(double* nocapture %c, double* noalias nocapture readonly %a, double* noalias nocapture readonly %b){
|
|
; CHECK-LABEL: @load_reorder_double(
|
|
; CHECK-NEXT: [[TMP1:%.*]] = bitcast double* [[B:%.*]] to <2 x double>*
|
|
; CHECK-NEXT: [[TMP2:%.*]] = load <2 x double>, <2 x double>* [[TMP1]], align 4
|
|
; CHECK-NEXT: [[TMP3:%.*]] = bitcast double* [[A:%.*]] to <2 x double>*
|
|
; CHECK-NEXT: [[TMP4:%.*]] = load <2 x double>, <2 x double>* [[TMP3]], align 4
|
|
; CHECK-NEXT: [[TMP5:%.*]] = fadd <2 x double> [[TMP4]], [[TMP2]]
|
|
; CHECK-NEXT: [[TMP6:%.*]] = bitcast double* [[C:%.*]] to <2 x double>*
|
|
; CHECK-NEXT: store <2 x double> [[TMP5]], <2 x double>* [[TMP6]], align 4
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
%1 = load double, double* %a
|
|
%2 = load double, double* %b
|
|
%3 = fadd double %1, %2
|
|
store double %3, double* %c
|
|
%4 = getelementptr inbounds double, double* %b, i64 1
|
|
%5 = load double, double* %4
|
|
%6 = getelementptr inbounds double, double* %a, i64 1
|
|
%7 = load double, double* %6
|
|
%8 = fadd double %5, %7
|
|
%9 = getelementptr inbounds double, double* %c, i64 1
|
|
store double %8, double* %9
|
|
ret void
|
|
}
|
|
|
|
; Check vectorization of following code for float data type-
|
|
; c[0] = a[0]+b[0];
|
|
; c[1] = b[1]+a[1]; // swapped b[1] and a[1]
|
|
; c[2] = a[2]+b[2];
|
|
; c[3] = a[3]+b[3];
|
|
|
|
define void @load_reorder_float(float* nocapture %c, float* noalias nocapture readonly %a, float* noalias nocapture readonly %b){
|
|
; CHECK-LABEL: @load_reorder_float(
|
|
; CHECK-NEXT: [[TMP1:%.*]] = bitcast float* [[A:%.*]] to <4 x float>*
|
|
; CHECK-NEXT: [[TMP2:%.*]] = load <4 x float>, <4 x float>* [[TMP1]], align 4
|
|
; CHECK-NEXT: [[TMP3:%.*]] = bitcast float* [[B:%.*]] to <4 x float>*
|
|
; CHECK-NEXT: [[TMP4:%.*]] = load <4 x float>, <4 x float>* [[TMP3]], align 4
|
|
; CHECK-NEXT: [[TMP5:%.*]] = fadd <4 x float> [[TMP2]], [[TMP4]]
|
|
; CHECK-NEXT: [[TMP6:%.*]] = bitcast float* [[C:%.*]] to <4 x float>*
|
|
; CHECK-NEXT: store <4 x float> [[TMP5]], <4 x float>* [[TMP6]], align 4
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
%1 = load float, float* %a
|
|
%2 = load float, float* %b
|
|
%3 = fadd float %1, %2
|
|
store float %3, float* %c
|
|
%4 = getelementptr inbounds float, float* %b, i64 1
|
|
%5 = load float, float* %4
|
|
%6 = getelementptr inbounds float, float* %a, i64 1
|
|
%7 = load float, float* %6
|
|
%8 = fadd float %5, %7
|
|
%9 = getelementptr inbounds float, float* %c, i64 1
|
|
store float %8, float* %9
|
|
%10 = getelementptr inbounds float, float* %a, i64 2
|
|
%11 = load float, float* %10
|
|
%12 = getelementptr inbounds float, float* %b, i64 2
|
|
%13 = load float, float* %12
|
|
%14 = fadd float %11, %13
|
|
%15 = getelementptr inbounds float, float* %c, i64 2
|
|
store float %14, float* %15
|
|
%16 = getelementptr inbounds float, float* %a, i64 3
|
|
%17 = load float, float* %16
|
|
%18 = getelementptr inbounds float, float* %b, i64 3
|
|
%19 = load float, float* %18
|
|
%20 = fadd float %17, %19
|
|
%21 = getelementptr inbounds float, float* %c, i64 3
|
|
store float %20, float* %21
|
|
ret void
|
|
}
|
|
|
|
; Check we properly reorder the below code so that it gets vectorized optimally-
|
|
; a[0] = (b[0]+c[0])+d[0];
|
|
; a[1] = d[1]+(b[1]+c[1]);
|
|
; a[2] = (b[2]+c[2])+d[2];
|
|
; a[3] = (b[3]+c[3])+d[3];
|
|
|
|
define void @opcode_reorder(float* noalias nocapture %a, float* noalias nocapture readonly %b, float* noalias nocapture readonly %c,float* noalias nocapture readonly %d) {
|
|
; CHECK-LABEL: @opcode_reorder(
|
|
; CHECK-NEXT: [[TMP1:%.*]] = bitcast float* [[B:%.*]] to <4 x float>*
|
|
; CHECK-NEXT: [[TMP2:%.*]] = load <4 x float>, <4 x float>* [[TMP1]], align 4
|
|
; CHECK-NEXT: [[TMP3:%.*]] = bitcast float* [[C:%.*]] to <4 x float>*
|
|
; CHECK-NEXT: [[TMP4:%.*]] = load <4 x float>, <4 x float>* [[TMP3]], align 4
|
|
; CHECK-NEXT: [[TMP5:%.*]] = fadd <4 x float> [[TMP2]], [[TMP4]]
|
|
; CHECK-NEXT: [[TMP6:%.*]] = bitcast float* [[D:%.*]] to <4 x float>*
|
|
; CHECK-NEXT: [[TMP7:%.*]] = load <4 x float>, <4 x float>* [[TMP6]], align 4
|
|
; CHECK-NEXT: [[TMP8:%.*]] = fadd <4 x float> [[TMP5]], [[TMP7]]
|
|
; CHECK-NEXT: [[TMP9:%.*]] = bitcast float* [[A:%.*]] to <4 x float>*
|
|
; CHECK-NEXT: store <4 x float> [[TMP8]], <4 x float>* [[TMP9]], align 4
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
%1 = load float, float* %b
|
|
%2 = load float, float* %c
|
|
%3 = fadd float %1, %2
|
|
%4 = load float, float* %d
|
|
%5 = fadd float %3, %4
|
|
store float %5, float* %a
|
|
%6 = getelementptr inbounds float, float* %d, i64 1
|
|
%7 = load float, float* %6
|
|
%8 = getelementptr inbounds float, float* %b, i64 1
|
|
%9 = load float, float* %8
|
|
%10 = getelementptr inbounds float, float* %c, i64 1
|
|
%11 = load float, float* %10
|
|
%12 = fadd float %9, %11
|
|
%13 = fadd float %7, %12
|
|
%14 = getelementptr inbounds float, float* %a, i64 1
|
|
store float %13, float* %14
|
|
%15 = getelementptr inbounds float, float* %b, i64 2
|
|
%16 = load float, float* %15
|
|
%17 = getelementptr inbounds float, float* %c, i64 2
|
|
%18 = load float, float* %17
|
|
%19 = fadd float %16, %18
|
|
%20 = getelementptr inbounds float, float* %d, i64 2
|
|
%21 = load float, float* %20
|
|
%22 = fadd float %19, %21
|
|
%23 = getelementptr inbounds float, float* %a, i64 2
|
|
store float %22, float* %23
|
|
%24 = getelementptr inbounds float, float* %b, i64 3
|
|
%25 = load float, float* %24
|
|
%26 = getelementptr inbounds float, float* %c, i64 3
|
|
%27 = load float, float* %26
|
|
%28 = fadd float %25, %27
|
|
%29 = getelementptr inbounds float, float* %d, i64 3
|
|
%30 = load float, float* %29
|
|
%31 = fadd float %28, %30
|
|
%32 = getelementptr inbounds float, float* %a, i64 3
|
|
store float %31, float* %32
|
|
ret void
|
|
}
|