mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-23 03:02:36 +01:00
536 lines
31 KiB
LLVM
536 lines
31 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
|
|
; RUN: opt -S -vectorize-num-stores-pred=1 -force-vector-width=1 -force-vector-interleave=2 -loop-vectorize -verify-loop-info -simplifycfg -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck %s --check-prefix=UNROLL
|
|
; RUN: opt -S -vectorize-num-stores-pred=1 -force-vector-width=1 -force-vector-interleave=2 -loop-vectorize -verify-loop-info < %s | FileCheck %s --check-prefix=UNROLL-NOSIMPLIFY
|
|
; RUN: opt -S -vectorize-num-stores-pred=1 -force-vector-width=2 -force-vector-interleave=1 -loop-vectorize -verify-loop-info -simplifycfg -simplifycfg-require-and-preserve-domtree=1 < %s | FileCheck %s --check-prefix=VEC
|
|
|
|
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
|
|
|
|
; Test predication of stores.
|
|
define i32 @test(i32* nocapture %f) #0 {
|
|
; UNROLL-LABEL: @test(
|
|
; UNROLL-NEXT: entry:
|
|
; UNROLL-NEXT: br label [[VECTOR_BODY:%.*]]
|
|
; UNROLL: vector.body:
|
|
; UNROLL-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDEX_NEXT:%.*]], [[PRED_STORE_CONTINUE3:%.*]] ]
|
|
; UNROLL-NEXT: [[INDUCTION:%.*]] = add i64 [[INDEX]], 0
|
|
; UNROLL-NEXT: [[INDUCTION1:%.*]] = add i64 [[INDEX]], 1
|
|
; UNROLL-NEXT: [[TMP0:%.*]] = getelementptr inbounds i32, i32* [[F:%.*]], i64 [[INDUCTION]]
|
|
; UNROLL-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[F]], i64 [[INDUCTION1]]
|
|
; UNROLL-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]], align 4
|
|
; UNROLL-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]], align 4
|
|
; UNROLL-NEXT: [[TMP4:%.*]] = icmp sgt i32 [[TMP2]], 100
|
|
; UNROLL-NEXT: [[TMP5:%.*]] = icmp sgt i32 [[TMP3]], 100
|
|
; UNROLL-NEXT: br i1 [[TMP4]], label [[PRED_STORE_IF:%.*]], label [[PRED_STORE_CONTINUE:%.*]]
|
|
; UNROLL: pred.store.if:
|
|
; UNROLL-NEXT: [[TMP6:%.*]] = add nsw i32 [[TMP2]], 20
|
|
; UNROLL-NEXT: store i32 [[TMP6]], i32* [[TMP0]], align 4
|
|
; UNROLL-NEXT: br label [[PRED_STORE_CONTINUE]]
|
|
; UNROLL: pred.store.continue:
|
|
; UNROLL-NEXT: br i1 [[TMP5]], label [[PRED_STORE_IF2:%.*]], label [[PRED_STORE_CONTINUE3]]
|
|
; UNROLL: pred.store.if2:
|
|
; UNROLL-NEXT: [[TMP7:%.*]] = add nsw i32 [[TMP3]], 20
|
|
; UNROLL-NEXT: store i32 [[TMP7]], i32* [[TMP1]], align 4
|
|
; UNROLL-NEXT: br label [[PRED_STORE_CONTINUE3]]
|
|
; UNROLL: pred.store.continue3:
|
|
; UNROLL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 2
|
|
; UNROLL-NEXT: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], 128
|
|
; UNROLL-NEXT: br i1 [[TMP8]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP0:!llvm.loop !.*]]
|
|
; UNROLL: middle.block:
|
|
; UNROLL-NEXT: [[CMP_N:%.*]] = icmp eq i64 128, 128
|
|
; UNROLL-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[FOR_BODY:%.*]]
|
|
; UNROLL: for.body:
|
|
; UNROLL-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_INC:%.*]] ], [ 128, [[MIDDLE_BLOCK]] ]
|
|
; UNROLL-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[F]], i64 [[INDVARS_IV]]
|
|
; UNROLL-NEXT: [[TMP9:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
|
|
; UNROLL-NEXT: [[CMP1:%.*]] = icmp sgt i32 [[TMP9]], 100
|
|
; UNROLL-NEXT: br i1 [[CMP1]], label [[IF_THEN:%.*]], label [[FOR_INC]]
|
|
; UNROLL: if.then:
|
|
; UNROLL-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP9]], 20
|
|
; UNROLL-NEXT: store i32 [[ADD]], i32* [[ARRAYIDX]], align 4
|
|
; UNROLL-NEXT: br label [[FOR_INC]]
|
|
; UNROLL: for.inc:
|
|
; UNROLL-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
|
|
; UNROLL-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], 128
|
|
; UNROLL-NEXT: br i1 [[EXITCOND]], label [[FOR_END]], label [[FOR_BODY]], [[LOOP2:!llvm.loop !.*]]
|
|
; UNROLL: for.end:
|
|
; UNROLL-NEXT: ret i32 0
|
|
;
|
|
; UNROLL-NOSIMPLIFY-LABEL: @test(
|
|
; UNROLL-NOSIMPLIFY-NEXT: entry:
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
|
|
; UNROLL-NOSIMPLIFY: vector.ph:
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[VECTOR_BODY:%.*]]
|
|
; UNROLL-NOSIMPLIFY: vector.body:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[PRED_STORE_CONTINUE3:%.*]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDUCTION:%.*]] = add i64 [[INDEX]], 0
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDUCTION1:%.*]] = add i64 [[INDEX]], 1
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP0:%.*]] = getelementptr inbounds i32, i32* [[F:%.*]], i64 [[INDUCTION]]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[F]], i64 [[INDUCTION1]]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]], align 4
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]], align 4
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP4:%.*]] = icmp sgt i32 [[TMP2]], 100
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP5:%.*]] = icmp sgt i32 [[TMP3]], 100
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 [[TMP4]], label [[PRED_STORE_IF:%.*]], label [[PRED_STORE_CONTINUE:%.*]]
|
|
; UNROLL-NOSIMPLIFY: pred.store.if:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP6:%.*]] = add nsw i32 [[TMP2]], 20
|
|
; UNROLL-NOSIMPLIFY-NEXT: store i32 [[TMP6]], i32* [[TMP0]], align 4
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[PRED_STORE_CONTINUE]]
|
|
; UNROLL-NOSIMPLIFY: pred.store.continue:
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 [[TMP5]], label [[PRED_STORE_IF2:%.*]], label [[PRED_STORE_CONTINUE3]]
|
|
; UNROLL-NOSIMPLIFY: pred.store.if2:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP7:%.*]] = add nsw i32 [[TMP3]], 20
|
|
; UNROLL-NOSIMPLIFY-NEXT: store i32 [[TMP7]], i32* [[TMP1]], align 4
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[PRED_STORE_CONTINUE3]]
|
|
; UNROLL-NOSIMPLIFY: pred.store.continue3:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 2
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], 128
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 [[TMP8]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP0:!llvm.loop !.*]]
|
|
; UNROLL-NOSIMPLIFY: middle.block:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[CMP_N:%.*]] = icmp eq i64 128, 128
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]]
|
|
; UNROLL-NOSIMPLIFY: scalar.ph:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ 128, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[FOR_BODY:%.*]]
|
|
; UNROLL-NOSIMPLIFY: for.body:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INDVARS_IV_NEXT:%.*]], [[FOR_INC:%.*]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[F]], i64 [[INDVARS_IV]]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP9:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[CMP1:%.*]] = icmp sgt i32 [[TMP9]], 100
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 [[CMP1]], label [[IF_THEN:%.*]], label [[FOR_INC]]
|
|
; UNROLL-NOSIMPLIFY: if.then:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP9]], 20
|
|
; UNROLL-NOSIMPLIFY-NEXT: store i32 [[ADD]], i32* [[ARRAYIDX]], align 4
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[FOR_INC]]
|
|
; UNROLL-NOSIMPLIFY: for.inc:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], 128
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 [[EXITCOND]], label [[FOR_END]], label [[FOR_BODY]], [[LOOP2:!llvm.loop !.*]]
|
|
; UNROLL-NOSIMPLIFY: for.end:
|
|
; UNROLL-NOSIMPLIFY-NEXT: ret i32 0
|
|
;
|
|
; VEC-LABEL: @test(
|
|
; VEC-NEXT: entry:
|
|
; VEC-NEXT: br label [[VECTOR_BODY:%.*]]
|
|
; VEC: vector.body:
|
|
; VEC-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDEX_NEXT:%.*]], [[PRED_STORE_CONTINUE2:%.*]] ]
|
|
; VEC-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
|
|
; VEC-NEXT: [[TMP1:%.*]] = getelementptr inbounds i32, i32* [[F:%.*]], i64 [[TMP0]]
|
|
; VEC-NEXT: [[TMP2:%.*]] = getelementptr inbounds i32, i32* [[TMP1]], i32 0
|
|
; VEC-NEXT: [[TMP3:%.*]] = bitcast i32* [[TMP2]] to <2 x i32>*
|
|
; VEC-NEXT: [[WIDE_LOAD:%.*]] = load <2 x i32>, <2 x i32>* [[TMP3]], align 4
|
|
; VEC-NEXT: [[TMP4:%.*]] = icmp sgt <2 x i32> [[WIDE_LOAD]], <i32 100, i32 100>
|
|
; VEC-NEXT: [[TMP5:%.*]] = extractelement <2 x i1> [[TMP4]], i32 0
|
|
; VEC-NEXT: br i1 [[TMP5]], label [[PRED_STORE_IF:%.*]], label [[PRED_STORE_CONTINUE:%.*]]
|
|
; VEC: pred.store.if:
|
|
; VEC-NEXT: [[TMP6:%.*]] = extractelement <2 x i32> [[WIDE_LOAD]], i32 0
|
|
; VEC-NEXT: [[TMP7:%.*]] = add nsw i32 [[TMP6]], 20
|
|
; VEC-NEXT: store i32 [[TMP7]], i32* [[TMP1]], align 4
|
|
; VEC-NEXT: br label [[PRED_STORE_CONTINUE]]
|
|
; VEC: pred.store.continue:
|
|
; VEC-NEXT: [[TMP8:%.*]] = extractelement <2 x i1> [[TMP4]], i32 1
|
|
; VEC-NEXT: br i1 [[TMP8]], label [[PRED_STORE_IF1:%.*]], label [[PRED_STORE_CONTINUE2]]
|
|
; VEC: pred.store.if1:
|
|
; VEC-NEXT: [[TMP9:%.*]] = extractelement <2 x i32> [[WIDE_LOAD]], i32 1
|
|
; VEC-NEXT: [[TMP10:%.*]] = add nsw i32 [[TMP9]], 20
|
|
; VEC-NEXT: [[TMP11:%.*]] = add i64 [[INDEX]], 1
|
|
; VEC-NEXT: [[TMP12:%.*]] = getelementptr inbounds i32, i32* [[F]], i64 [[TMP11]]
|
|
; VEC-NEXT: store i32 [[TMP10]], i32* [[TMP12]], align 4
|
|
; VEC-NEXT: br label [[PRED_STORE_CONTINUE2]]
|
|
; VEC: pred.store.continue2:
|
|
; VEC-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 2
|
|
; VEC-NEXT: [[TMP13:%.*]] = icmp eq i64 [[INDEX_NEXT]], 128
|
|
; VEC-NEXT: br i1 [[TMP13]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP0:!llvm.loop !.*]]
|
|
; VEC: middle.block:
|
|
; VEC-NEXT: [[CMP_N:%.*]] = icmp eq i64 128, 128
|
|
; VEC-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[FOR_BODY:%.*]]
|
|
; VEC: for.body:
|
|
; VEC-NEXT: [[INDVARS_IV:%.*]] = phi i64 [ [[INDVARS_IV_NEXT:%.*]], [[FOR_INC:%.*]] ], [ 128, [[MIDDLE_BLOCK]] ]
|
|
; VEC-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[F]], i64 [[INDVARS_IV]]
|
|
; VEC-NEXT: [[TMP14:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
|
|
; VEC-NEXT: [[CMP1:%.*]] = icmp sgt i32 [[TMP14]], 100
|
|
; VEC-NEXT: br i1 [[CMP1]], label [[IF_THEN:%.*]], label [[FOR_INC]]
|
|
; VEC: if.then:
|
|
; VEC-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP14]], 20
|
|
; VEC-NEXT: store i32 [[ADD]], i32* [[ARRAYIDX]], align 4
|
|
; VEC-NEXT: br label [[FOR_INC]]
|
|
; VEC: for.inc:
|
|
; VEC-NEXT: [[INDVARS_IV_NEXT]] = add nuw nsw i64 [[INDVARS_IV]], 1
|
|
; VEC-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVARS_IV_NEXT]], 128
|
|
; VEC-NEXT: br i1 [[EXITCOND]], label [[FOR_END]], label [[FOR_BODY]], [[LOOP2:!llvm.loop !.*]]
|
|
; VEC: for.end:
|
|
; VEC-NEXT: ret i32 0
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
|
|
|
|
for.body:
|
|
%indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.inc ]
|
|
%arrayidx = getelementptr inbounds i32, i32* %f, i64 %indvars.iv
|
|
%0 = load i32, i32* %arrayidx, align 4
|
|
%cmp1 = icmp sgt i32 %0, 100
|
|
br i1 %cmp1, label %if.then, label %for.inc
|
|
|
|
if.then:
|
|
%add = add nsw i32 %0, 20
|
|
store i32 %add, i32* %arrayidx, align 4
|
|
br label %for.inc
|
|
|
|
for.inc:
|
|
%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
|
|
%exitcond = icmp eq i64 %indvars.iv.next, 128
|
|
br i1 %exitcond, label %for.end, label %for.body
|
|
|
|
for.end:
|
|
ret i32 0
|
|
}
|
|
|
|
; Track basic blocks when unrolling conditional blocks. This code used to assert
|
|
; because we did not update the phi nodes with the proper predecessor in the
|
|
; vectorized loop body.
|
|
; PR18724
|
|
|
|
define void @bug18724(i1 %cond) {
|
|
; UNROLL-LABEL: @bug18724(
|
|
; UNROLL-NEXT: entry:
|
|
; UNROLL-NEXT: [[TMP0:%.*]] = xor i1 [[COND:%.*]], true
|
|
; UNROLL-NEXT: call void @llvm.assume(i1 [[TMP0]])
|
|
; UNROLL-NEXT: br label [[FOR_BODY14:%.*]]
|
|
; UNROLL: for.body14:
|
|
; UNROLL-NEXT: [[INDVARS_IV3:%.*]] = phi i64 [ [[INDVARS_IV_NEXT4:%.*]], [[FOR_INC23:%.*]] ], [ undef, [[ENTRY:%.*]] ]
|
|
; UNROLL-NEXT: [[INEWCHUNKS_120:%.*]] = phi i32 [ [[INEWCHUNKS_2:%.*]], [[FOR_INC23]] ], [ undef, [[ENTRY]] ]
|
|
; UNROLL-NEXT: [[ARRAYIDX16:%.*]] = getelementptr inbounds [768 x i32], [768 x i32]* undef, i64 0, i64 [[INDVARS_IV3]]
|
|
; UNROLL-NEXT: [[TMP:%.*]] = load i32, i32* [[ARRAYIDX16]], align 4
|
|
; UNROLL-NEXT: br i1 undef, label [[IF_THEN18:%.*]], label [[FOR_INC23]]
|
|
; UNROLL: if.then18:
|
|
; UNROLL-NEXT: store i32 2, i32* [[ARRAYIDX16]], align 4
|
|
; UNROLL-NEXT: [[INC21:%.*]] = add nsw i32 [[INEWCHUNKS_120]], 1
|
|
; UNROLL-NEXT: br label [[FOR_INC23]]
|
|
; UNROLL: for.inc23:
|
|
; UNROLL-NEXT: [[INEWCHUNKS_2]] = phi i32 [ [[INC21]], [[IF_THEN18]] ], [ [[INEWCHUNKS_120]], [[FOR_BODY14]] ]
|
|
; UNROLL-NEXT: [[INDVARS_IV_NEXT4]] = add nsw i64 [[INDVARS_IV3]], 1
|
|
; UNROLL-NEXT: [[TMP1:%.*]] = trunc i64 [[INDVARS_IV3]] to i32
|
|
; UNROLL-NEXT: [[CMP13:%.*]] = icmp slt i32 [[TMP1]], 0
|
|
; UNROLL-NEXT: call void @llvm.assume(i1 [[CMP13]])
|
|
; UNROLL-NEXT: br label [[FOR_BODY14]]
|
|
;
|
|
; UNROLL-NOSIMPLIFY-LABEL: @bug18724(
|
|
; UNROLL-NOSIMPLIFY-NEXT: entry:
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[FOR_BODY9:%.*]]
|
|
; UNROLL-NOSIMPLIFY: for.body9:
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 [[COND:%.*]], label [[FOR_INC26:%.*]], label [[FOR_BODY14_PREHEADER:%.*]]
|
|
; UNROLL-NOSIMPLIFY: for.body14.preheader:
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 true, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
|
|
; UNROLL-NOSIMPLIFY: vector.ph:
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[VECTOR_BODY:%.*]]
|
|
; UNROLL-NOSIMPLIFY: vector.body:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[PRED_STORE_CONTINUE4:%.*]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[VEC_PHI:%.*]] = phi i32 [ undef, [[VECTOR_PH]] ], [ [[PREDPHI:%.*]], [[PRED_STORE_CONTINUE4]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[VEC_PHI2:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[PREDPHI5:%.*]], [[PRED_STORE_CONTINUE4]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[OFFSET_IDX:%.*]] = add i64 undef, [[INDEX]]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDUCTION:%.*]] = add i64 [[OFFSET_IDX]], 0
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDUCTION1:%.*]] = add i64 [[OFFSET_IDX]], 1
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP0:%.*]] = getelementptr inbounds [768 x i32], [768 x i32]* undef, i64 0, i64 [[INDUCTION]]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP1:%.*]] = getelementptr inbounds [768 x i32], [768 x i32]* undef, i64 0, i64 [[INDUCTION1]]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP0]], align 4
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP1]], align 4
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 undef, label [[PRED_STORE_IF:%.*]], label [[PRED_STORE_CONTINUE:%.*]]
|
|
; UNROLL-NOSIMPLIFY: pred.store.if:
|
|
; UNROLL-NOSIMPLIFY-NEXT: store i32 2, i32* [[TMP0]], align 4
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[PRED_STORE_CONTINUE]]
|
|
; UNROLL-NOSIMPLIFY: pred.store.continue:
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 undef, label [[PRED_STORE_IF3:%.*]], label [[PRED_STORE_CONTINUE4]]
|
|
; UNROLL-NOSIMPLIFY: pred.store.if3:
|
|
; UNROLL-NOSIMPLIFY-NEXT: store i32 2, i32* [[TMP1]], align 4
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[PRED_STORE_CONTINUE4]]
|
|
; UNROLL-NOSIMPLIFY: pred.store.continue4:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP4:%.*]] = add i32 [[VEC_PHI]], 1
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP5:%.*]] = add i32 [[VEC_PHI2]], 1
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[PREDPHI]] = select i1 undef, i32 [[VEC_PHI]], i32 [[TMP4]]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[PREDPHI5]] = select i1 undef, i32 [[VEC_PHI2]], i32 [[TMP5]]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 2
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP6:%.*]] = icmp eq i64 [[INDEX_NEXT]], 0
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 [[TMP6]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP3:!llvm.loop !.*]]
|
|
; UNROLL-NOSIMPLIFY: middle.block:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[BIN_RDX:%.*]] = add i32 [[PREDPHI5]], [[PREDPHI]]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[CMP_N:%.*]] = icmp eq i64 1, 0
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 [[CMP_N]], label [[FOR_INC26_LOOPEXIT:%.*]], label [[SCALAR_PH]]
|
|
; UNROLL-NOSIMPLIFY: scalar.ph:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ undef, [[MIDDLE_BLOCK]] ], [ undef, [[FOR_BODY14_PREHEADER]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[BC_MERGE_RDX:%.*]] = phi i32 [ undef, [[FOR_BODY14_PREHEADER]] ], [ [[BIN_RDX]], [[MIDDLE_BLOCK]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[FOR_BODY14:%.*]]
|
|
; UNROLL-NOSIMPLIFY: for.body14:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDVARS_IV3:%.*]] = phi i64 [ [[INDVARS_IV_NEXT4:%.*]], [[FOR_INC23:%.*]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INEWCHUNKS_120:%.*]] = phi i32 [ [[INEWCHUNKS_2:%.*]], [[FOR_INC23]] ], [ [[BC_MERGE_RDX]], [[SCALAR_PH]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[ARRAYIDX16:%.*]] = getelementptr inbounds [768 x i32], [768 x i32]* undef, i64 0, i64 [[INDVARS_IV3]]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP:%.*]] = load i32, i32* [[ARRAYIDX16]], align 4
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 undef, label [[IF_THEN18:%.*]], label [[FOR_INC23]]
|
|
; UNROLL-NOSIMPLIFY: if.then18:
|
|
; UNROLL-NOSIMPLIFY-NEXT: store i32 2, i32* [[ARRAYIDX16]], align 4
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INC21:%.*]] = add nsw i32 [[INEWCHUNKS_120]], 1
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[FOR_INC23]]
|
|
; UNROLL-NOSIMPLIFY: for.inc23:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INEWCHUNKS_2]] = phi i32 [ [[INC21]], [[IF_THEN18]] ], [ [[INEWCHUNKS_120]], [[FOR_BODY14]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDVARS_IV_NEXT4]] = add nsw i64 [[INDVARS_IV3]], 1
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP1:%.*]] = trunc i64 [[INDVARS_IV3]] to i32
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[CMP13:%.*]] = icmp slt i32 [[TMP1]], 0
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 [[CMP13]], label [[FOR_BODY14]], label [[FOR_INC26_LOOPEXIT]], [[LOOP4:!llvm.loop !.*]]
|
|
; UNROLL-NOSIMPLIFY: for.inc26.loopexit:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INEWCHUNKS_2_LCSSA:%.*]] = phi i32 [ [[INEWCHUNKS_2]], [[FOR_INC23]] ], [ [[BIN_RDX]], [[MIDDLE_BLOCK]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[FOR_INC26]]
|
|
; UNROLL-NOSIMPLIFY: for.inc26:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INEWCHUNKS_1_LCSSA:%.*]] = phi i32 [ undef, [[FOR_BODY9]] ], [ [[INEWCHUNKS_2_LCSSA]], [[FOR_INC26_LOOPEXIT]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: unreachable
|
|
;
|
|
; VEC-LABEL: @bug18724(
|
|
; VEC-NEXT: entry:
|
|
; VEC-NEXT: [[TMP0:%.*]] = xor i1 [[COND:%.*]], true
|
|
; VEC-NEXT: call void @llvm.assume(i1 [[TMP0]])
|
|
; VEC-NEXT: br label [[FOR_BODY14:%.*]]
|
|
; VEC: for.body14:
|
|
; VEC-NEXT: [[INDVARS_IV3:%.*]] = phi i64 [ [[INDVARS_IV_NEXT4:%.*]], [[FOR_INC23:%.*]] ], [ undef, [[ENTRY:%.*]] ]
|
|
; VEC-NEXT: [[INEWCHUNKS_120:%.*]] = phi i32 [ [[INEWCHUNKS_2:%.*]], [[FOR_INC23]] ], [ undef, [[ENTRY]] ]
|
|
; VEC-NEXT: [[ARRAYIDX16:%.*]] = getelementptr inbounds [768 x i32], [768 x i32]* undef, i64 0, i64 [[INDVARS_IV3]]
|
|
; VEC-NEXT: [[TMP:%.*]] = load i32, i32* [[ARRAYIDX16]], align 4
|
|
; VEC-NEXT: br i1 undef, label [[IF_THEN18:%.*]], label [[FOR_INC23]]
|
|
; VEC: if.then18:
|
|
; VEC-NEXT: store i32 2, i32* [[ARRAYIDX16]], align 4
|
|
; VEC-NEXT: [[INC21:%.*]] = add nsw i32 [[INEWCHUNKS_120]], 1
|
|
; VEC-NEXT: br label [[FOR_INC23]]
|
|
; VEC: for.inc23:
|
|
; VEC-NEXT: [[INEWCHUNKS_2]] = phi i32 [ [[INC21]], [[IF_THEN18]] ], [ [[INEWCHUNKS_120]], [[FOR_BODY14]] ]
|
|
; VEC-NEXT: [[INDVARS_IV_NEXT4]] = add nsw i64 [[INDVARS_IV3]], 1
|
|
; VEC-NEXT: [[TMP1:%.*]] = trunc i64 [[INDVARS_IV3]] to i32
|
|
; VEC-NEXT: [[CMP13:%.*]] = icmp slt i32 [[TMP1]], 0
|
|
; VEC-NEXT: call void @llvm.assume(i1 [[CMP13]])
|
|
; VEC-NEXT: br label [[FOR_BODY14]]
|
|
;
|
|
entry:
|
|
br label %for.body9
|
|
|
|
for.body9:
|
|
br i1 %cond, label %for.inc26, label %for.body14
|
|
|
|
for.body14:
|
|
%indvars.iv3 = phi i64 [ %indvars.iv.next4, %for.inc23 ], [ undef, %for.body9 ]
|
|
%iNewChunks.120 = phi i32 [ %iNewChunks.2, %for.inc23 ], [ undef, %for.body9 ]
|
|
%arrayidx16 = getelementptr inbounds [768 x i32], [768 x i32]* undef, i64 0, i64 %indvars.iv3
|
|
%tmp = load i32, i32* %arrayidx16, align 4
|
|
br i1 undef, label %if.then18, label %for.inc23
|
|
|
|
if.then18:
|
|
store i32 2, i32* %arrayidx16, align 4
|
|
%inc21 = add nsw i32 %iNewChunks.120, 1
|
|
br label %for.inc23
|
|
|
|
for.inc23:
|
|
%iNewChunks.2 = phi i32 [ %inc21, %if.then18 ], [ %iNewChunks.120, %for.body14 ]
|
|
%indvars.iv.next4 = add nsw i64 %indvars.iv3, 1
|
|
%tmp1 = trunc i64 %indvars.iv3 to i32
|
|
%cmp13 = icmp slt i32 %tmp1, 0
|
|
br i1 %cmp13, label %for.body14, label %for.inc26
|
|
|
|
for.inc26:
|
|
%iNewChunks.1.lcssa = phi i32 [ undef, %for.body9 ], [ %iNewChunks.2, %for.inc23 ]
|
|
unreachable
|
|
}
|
|
|
|
; In the test below, it's more profitable for the expression feeding the
|
|
; conditional store to remain scalar. Since we can only type-shrink vector
|
|
; types, we shouldn't try to represent the expression in a smaller type.
|
|
;
|
|
define void @minimal_bit_widths(i1 %c) {
|
|
; UNROLL-LABEL: @minimal_bit_widths(
|
|
; UNROLL-NEXT: entry:
|
|
; UNROLL-NEXT: br label [[VECTOR_BODY:%.*]]
|
|
; UNROLL: vector.body:
|
|
; UNROLL-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDEX_NEXT:%.*]], [[PRED_STORE_CONTINUE6:%.*]] ]
|
|
; UNROLL-NEXT: [[OFFSET_IDX:%.*]] = sub i64 undef, [[INDEX]]
|
|
; UNROLL-NEXT: [[INDUCTION3:%.*]] = add i64 [[OFFSET_IDX]], 0
|
|
; UNROLL-NEXT: [[INDUCTION4:%.*]] = add i64 [[OFFSET_IDX]], -1
|
|
; UNROLL-NEXT: br i1 [[C:%.*]], label [[PRED_STORE_IF:%.*]], label [[PRED_STORE_CONTINUE6]]
|
|
; UNROLL: pred.store.if:
|
|
; UNROLL-NEXT: [[INDUCTION:%.*]] = add i64 [[INDEX]], 0
|
|
; UNROLL-NEXT: [[TMP0:%.*]] = getelementptr i8, i8* undef, i64 [[INDUCTION]]
|
|
; UNROLL-NEXT: [[TMP1:%.*]] = load i8, i8* [[TMP0]], align 1
|
|
; UNROLL-NEXT: [[TMP2:%.*]] = zext i8 [[TMP1]] to i32
|
|
; UNROLL-NEXT: [[TMP3:%.*]] = trunc i32 [[TMP2]] to i8
|
|
; UNROLL-NEXT: store i8 [[TMP3]], i8* [[TMP0]], align 1
|
|
; UNROLL-NEXT: [[INDUCTION2:%.*]] = add i64 [[INDEX]], 1
|
|
; UNROLL-NEXT: [[TMP4:%.*]] = getelementptr i8, i8* undef, i64 [[INDUCTION2]]
|
|
; UNROLL-NEXT: [[TMP5:%.*]] = load i8, i8* [[TMP4]], align 1
|
|
; UNROLL-NEXT: [[TMP6:%.*]] = zext i8 [[TMP5]] to i32
|
|
; UNROLL-NEXT: [[TMP7:%.*]] = trunc i32 [[TMP6]] to i8
|
|
; UNROLL-NEXT: store i8 [[TMP7]], i8* [[TMP4]], align 1
|
|
; UNROLL-NEXT: br label [[PRED_STORE_CONTINUE6]]
|
|
; UNROLL: pred.store.continue6:
|
|
; UNROLL-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 2
|
|
; UNROLL-NEXT: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], undef
|
|
; UNROLL-NEXT: br i1 [[TMP8]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP3:!llvm.loop !.*]]
|
|
; UNROLL: middle.block:
|
|
; UNROLL-NEXT: [[CMP_N:%.*]] = icmp eq i64 undef, undef
|
|
; UNROLL-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[FOR_BODY:%.*]]
|
|
; UNROLL: for.body:
|
|
; UNROLL-NEXT: [[TMP0:%.*]] = phi i64 [ [[TMP6:%.*]], [[FOR_INC:%.*]] ], [ undef, [[MIDDLE_BLOCK]] ]
|
|
; UNROLL-NEXT: [[TMP1:%.*]] = phi i64 [ [[TMP7:%.*]], [[FOR_INC]] ], [ undef, [[MIDDLE_BLOCK]] ]
|
|
; UNROLL-NEXT: [[TMP2:%.*]] = getelementptr i8, i8* undef, i64 [[TMP0]]
|
|
; UNROLL-NEXT: [[TMP3:%.*]] = load i8, i8* [[TMP2]], align 1
|
|
; UNROLL-NEXT: br i1 [[C]], label [[IF_THEN:%.*]], label [[FOR_INC]]
|
|
; UNROLL: if.then:
|
|
; UNROLL-NEXT: [[TMP4:%.*]] = zext i8 [[TMP3]] to i32
|
|
; UNROLL-NEXT: [[TMP5:%.*]] = trunc i32 [[TMP4]] to i8
|
|
; UNROLL-NEXT: store i8 [[TMP5]], i8* [[TMP2]], align 1
|
|
; UNROLL-NEXT: br label [[FOR_INC]]
|
|
; UNROLL: for.inc:
|
|
; UNROLL-NEXT: [[TMP6]] = add nuw nsw i64 [[TMP0]], 1
|
|
; UNROLL-NEXT: [[TMP7]] = add i64 [[TMP1]], -1
|
|
; UNROLL-NEXT: [[TMP8:%.*]] = icmp eq i64 [[TMP7]], 0
|
|
; UNROLL-NEXT: br i1 [[TMP8]], label [[FOR_END]], label [[FOR_BODY]], [[LOOP4:!llvm.loop !.*]]
|
|
; UNROLL: for.end:
|
|
; UNROLL-NEXT: ret void
|
|
;
|
|
; UNROLL-NOSIMPLIFY-LABEL: @minimal_bit_widths(
|
|
; UNROLL-NOSIMPLIFY-NEXT: entry:
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 false, label [[SCALAR_PH:%.*]], label [[VECTOR_PH:%.*]]
|
|
; UNROLL-NOSIMPLIFY: vector.ph:
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[VECTOR_BODY:%.*]]
|
|
; UNROLL-NOSIMPLIFY: vector.body:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[PRED_STORE_CONTINUE6:%.*]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[OFFSET_IDX:%.*]] = sub i64 undef, [[INDEX]]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDUCTION3:%.*]] = add i64 [[OFFSET_IDX]], 0
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDUCTION4:%.*]] = add i64 [[OFFSET_IDX]], -1
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 [[C:%.*]], label [[PRED_STORE_IF:%.*]], label [[PRED_STORE_CONTINUE:%.*]]
|
|
; UNROLL-NOSIMPLIFY: pred.store.if:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDUCTION:%.*]] = add i64 [[INDEX]], 0
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP0:%.*]] = getelementptr i8, i8* undef, i64 [[INDUCTION]]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP1:%.*]] = load i8, i8* [[TMP0]], align 1
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP2:%.*]] = zext i8 [[TMP1]] to i32
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP3:%.*]] = trunc i32 [[TMP2]] to i8
|
|
; UNROLL-NOSIMPLIFY-NEXT: store i8 [[TMP3]], i8* [[TMP0]], align 1
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[PRED_STORE_CONTINUE]]
|
|
; UNROLL-NOSIMPLIFY: pred.store.continue:
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 [[C]], label [[PRED_STORE_IF5:%.*]], label [[PRED_STORE_CONTINUE6]]
|
|
; UNROLL-NOSIMPLIFY: pred.store.if5:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDUCTION2:%.*]] = add i64 [[INDEX]], 1
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP4:%.*]] = getelementptr i8, i8* undef, i64 [[INDUCTION2]]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP5:%.*]] = load i8, i8* [[TMP4]], align 1
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP6:%.*]] = zext i8 [[TMP5]] to i32
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP7:%.*]] = trunc i32 [[TMP6]] to i8
|
|
; UNROLL-NOSIMPLIFY-NEXT: store i8 [[TMP7]], i8* [[TMP4]], align 1
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[PRED_STORE_CONTINUE6]]
|
|
; UNROLL-NOSIMPLIFY: pred.store.continue6:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 2
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP8:%.*]] = icmp eq i64 [[INDEX_NEXT]], undef
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 [[TMP8]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP5:!llvm.loop !.*]]
|
|
; UNROLL-NOSIMPLIFY: middle.block:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[CMP_N:%.*]] = icmp eq i64 undef, undef
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[SCALAR_PH]]
|
|
; UNROLL-NOSIMPLIFY: scalar.ph:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[BC_RESUME_VAL:%.*]] = phi i64 [ undef, [[MIDDLE_BLOCK]] ], [ 0, [[ENTRY:%.*]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[BC_RESUME_VAL1:%.*]] = phi i64 [ undef, [[MIDDLE_BLOCK]] ], [ undef, [[ENTRY]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[FOR_BODY:%.*]]
|
|
; UNROLL-NOSIMPLIFY: for.body:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP0:%.*]] = phi i64 [ [[TMP6:%.*]], [[FOR_INC:%.*]] ], [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP1:%.*]] = phi i64 [ [[TMP7:%.*]], [[FOR_INC]] ], [ [[BC_RESUME_VAL1]], [[SCALAR_PH]] ]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP2:%.*]] = getelementptr i8, i8* undef, i64 [[TMP0]]
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP3:%.*]] = load i8, i8* [[TMP2]], align 1
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 [[C]], label [[IF_THEN:%.*]], label [[FOR_INC]]
|
|
; UNROLL-NOSIMPLIFY: if.then:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP4:%.*]] = zext i8 [[TMP3]] to i32
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP5:%.*]] = trunc i32 [[TMP4]] to i8
|
|
; UNROLL-NOSIMPLIFY-NEXT: store i8 [[TMP5]], i8* [[TMP2]], align 1
|
|
; UNROLL-NOSIMPLIFY-NEXT: br label [[FOR_INC]]
|
|
; UNROLL-NOSIMPLIFY: for.inc:
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP6]] = add nuw nsw i64 [[TMP0]], 1
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP7]] = add i64 [[TMP1]], -1
|
|
; UNROLL-NOSIMPLIFY-NEXT: [[TMP8:%.*]] = icmp eq i64 [[TMP7]], 0
|
|
; UNROLL-NOSIMPLIFY-NEXT: br i1 [[TMP8]], label [[FOR_END]], label [[FOR_BODY]], [[LOOP6:!llvm.loop !.*]]
|
|
; UNROLL-NOSIMPLIFY: for.end:
|
|
; UNROLL-NOSIMPLIFY-NEXT: ret void
|
|
;
|
|
; VEC-LABEL: @minimal_bit_widths(
|
|
; VEC-NEXT: entry:
|
|
; VEC-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <2 x i1> poison, i1 [[C:%.*]], i32 0
|
|
; VEC-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <2 x i1> [[BROADCAST_SPLATINSERT]], <2 x i1> poison, <2 x i32> zeroinitializer
|
|
; VEC-NEXT: br label [[VECTOR_BODY:%.*]]
|
|
; VEC: vector.body:
|
|
; VEC-NEXT: [[INDEX:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDEX_NEXT:%.*]], [[PRED_STORE_CONTINUE3:%.*]] ]
|
|
; VEC-NEXT: [[TMP0:%.*]] = add i64 [[INDEX]], 0
|
|
; VEC-NEXT: [[OFFSET_IDX:%.*]] = sub i64 undef, [[INDEX]]
|
|
; VEC-NEXT: [[TMP1:%.*]] = add i64 [[OFFSET_IDX]], 0
|
|
; VEC-NEXT: [[TMP2:%.*]] = getelementptr i8, i8* undef, i64 [[TMP0]]
|
|
; VEC-NEXT: [[TMP3:%.*]] = getelementptr i8, i8* [[TMP2]], i32 0
|
|
; VEC-NEXT: [[TMP4:%.*]] = bitcast i8* [[TMP3]] to <2 x i8>*
|
|
; VEC-NEXT: [[WIDE_LOAD:%.*]] = load <2 x i8>, <2 x i8>* [[TMP4]], align 1
|
|
; VEC-NEXT: [[TMP5:%.*]] = extractelement <2 x i1> [[BROADCAST_SPLAT]], i32 0
|
|
; VEC-NEXT: br i1 [[TMP5]], label [[PRED_STORE_IF:%.*]], label [[PRED_STORE_CONTINUE:%.*]]
|
|
; VEC: pred.store.if:
|
|
; VEC-NEXT: [[TMP6:%.*]] = extractelement <2 x i8> [[WIDE_LOAD]], i32 0
|
|
; VEC-NEXT: [[TMP7:%.*]] = zext i8 [[TMP6]] to i32
|
|
; VEC-NEXT: [[TMP8:%.*]] = trunc i32 [[TMP7]] to i8
|
|
; VEC-NEXT: store i8 [[TMP8]], i8* [[TMP2]], align 1
|
|
; VEC-NEXT: br label [[PRED_STORE_CONTINUE]]
|
|
; VEC: pred.store.continue:
|
|
; VEC-NEXT: [[TMP9:%.*]] = extractelement <2 x i1> [[BROADCAST_SPLAT]], i32 1
|
|
; VEC-NEXT: br i1 [[TMP9]], label [[PRED_STORE_IF2:%.*]], label [[PRED_STORE_CONTINUE3]]
|
|
; VEC: pred.store.if2:
|
|
; VEC-NEXT: [[TMP10:%.*]] = extractelement <2 x i8> [[WIDE_LOAD]], i32 1
|
|
; VEC-NEXT: [[TMP11:%.*]] = zext i8 [[TMP10]] to i32
|
|
; VEC-NEXT: [[TMP12:%.*]] = trunc i32 [[TMP11]] to i8
|
|
; VEC-NEXT: [[TMP13:%.*]] = add i64 [[INDEX]], 1
|
|
; VEC-NEXT: [[TMP14:%.*]] = getelementptr i8, i8* undef, i64 [[TMP13]]
|
|
; VEC-NEXT: store i8 [[TMP12]], i8* [[TMP14]], align 1
|
|
; VEC-NEXT: br label [[PRED_STORE_CONTINUE3]]
|
|
; VEC: pred.store.continue3:
|
|
; VEC-NEXT: [[INDEX_NEXT]] = add i64 [[INDEX]], 2
|
|
; VEC-NEXT: [[TMP15:%.*]] = icmp eq i64 [[INDEX_NEXT]], undef
|
|
; VEC-NEXT: br i1 [[TMP15]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], [[LOOP4:!llvm.loop !.*]]
|
|
; VEC: middle.block:
|
|
; VEC-NEXT: [[CMP_N:%.*]] = icmp eq i64 undef, undef
|
|
; VEC-NEXT: br i1 [[CMP_N]], label [[FOR_END:%.*]], label [[FOR_BODY:%.*]]
|
|
; VEC: for.body:
|
|
; VEC-NEXT: [[TMP0:%.*]] = phi i64 [ [[TMP6:%.*]], [[FOR_INC:%.*]] ], [ undef, [[MIDDLE_BLOCK]] ]
|
|
; VEC-NEXT: [[TMP1:%.*]] = phi i64 [ [[TMP7:%.*]], [[FOR_INC]] ], [ undef, [[MIDDLE_BLOCK]] ]
|
|
; VEC-NEXT: [[TMP2:%.*]] = getelementptr i8, i8* undef, i64 [[TMP0]]
|
|
; VEC-NEXT: [[TMP3:%.*]] = load i8, i8* [[TMP2]], align 1
|
|
; VEC-NEXT: br i1 [[C]], label [[IF_THEN:%.*]], label [[FOR_INC]]
|
|
; VEC: if.then:
|
|
; VEC-NEXT: [[TMP4:%.*]] = zext i8 [[TMP3]] to i32
|
|
; VEC-NEXT: [[TMP5:%.*]] = trunc i32 [[TMP4]] to i8
|
|
; VEC-NEXT: store i8 [[TMP5]], i8* [[TMP2]], align 1
|
|
; VEC-NEXT: br label [[FOR_INC]]
|
|
; VEC: for.inc:
|
|
; VEC-NEXT: [[TMP6]] = add nuw nsw i64 [[TMP0]], 1
|
|
; VEC-NEXT: [[TMP7]] = add i64 [[TMP1]], -1
|
|
; VEC-NEXT: [[TMP8:%.*]] = icmp eq i64 [[TMP7]], 0
|
|
; VEC-NEXT: br i1 [[TMP8]], label [[FOR_END]], label [[FOR_BODY]], [[LOOP5:!llvm.loop !.*]]
|
|
; VEC: for.end:
|
|
; VEC-NEXT: ret void
|
|
;
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.body:
|
|
%tmp0 = phi i64 [ %tmp6, %for.inc ], [ 0, %entry ]
|
|
%tmp1 = phi i64 [ %tmp7, %for.inc ], [ undef, %entry ]
|
|
%tmp2 = getelementptr i8, i8* undef, i64 %tmp0
|
|
%tmp3 = load i8, i8* %tmp2, align 1
|
|
br i1 %c, label %if.then, label %for.inc
|
|
|
|
if.then:
|
|
%tmp4 = zext i8 %tmp3 to i32
|
|
%tmp5 = trunc i32 %tmp4 to i8
|
|
store i8 %tmp5, i8* %tmp2, align 1
|
|
br label %for.inc
|
|
|
|
for.inc:
|
|
%tmp6 = add nuw nsw i64 %tmp0, 1
|
|
%tmp7 = add i64 %tmp1, -1
|
|
%tmp8 = icmp eq i64 %tmp7, 0
|
|
br i1 %tmp8, label %for.end, label %for.body
|
|
|
|
for.end:
|
|
ret void
|
|
}
|