nils.hoelscher
/
llvm-for-llvmta
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity
llvm-for-llvmta/test/Transforms/SLPVectorizer/X86/bad-reduction.ll

564 lines
25 KiB
LLVM
Raw Permalink Blame History

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -slp-vectorizer -S -mtriple=x86_64-- -mattr=avx2 | FileCheck %s
%v8i8 = type { i8, i8, i8, i8, i8, i8, i8, i8 }
; https://bugs.llvm.org/show_bug.cgi?id=43146
define i64 @load_bswap(%v8i8* %p) {
; CHECK-LABEL: @load_bswap(
; CHECK-NEXT: [[G0:%.*]] = getelementptr inbounds [[V8I8:%.*]], %v8i8* [[P:%.*]], i64 0, i32 0
; CHECK-NEXT: [[G1:%.*]] = getelementptr inbounds [[V8I8]], %v8i8* [[P]], i64 0, i32 1
; CHECK-NEXT: [[G2:%.*]] = getelementptr inbounds [[V8I8]], %v8i8* [[P]], i64 0, i32 2
; CHECK-NEXT: [[G3:%.*]] = getelementptr inbounds [[V8I8]], %v8i8* [[P]], i64 0, i32 3
; CHECK-NEXT: [[G4:%.*]] = getelementptr inbounds [[V8I8]], %v8i8* [[P]], i64 0, i32 4
; CHECK-NEXT: [[G5:%.*]] = getelementptr inbounds [[V8I8]], %v8i8* [[P]], i64 0, i32 5
; CHECK-NEXT: [[G6:%.*]] = getelementptr inbounds [[V8I8]], %v8i8* [[P]], i64 0, i32 6
; CHECK-NEXT: [[G7:%.*]] = getelementptr inbounds [[V8I8]], %v8i8* [[P]], i64 0, i32 7
; CHECK-NEXT: [[T0:%.*]] = load i8, i8* [[G0]], align 1
; CHECK-NEXT: [[T1:%.*]] = load i8, i8* [[G1]], align 1
; CHECK-NEXT: [[T2:%.*]] = load i8, i8* [[G2]], align 1
; CHECK-NEXT: [[T3:%.*]] = load i8, i8* [[G3]], align 1
; CHECK-NEXT: [[T4:%.*]] = load i8, i8* [[G4]], align 1
; CHECK-NEXT: [[T5:%.*]] = load i8, i8* [[G5]], align 1
; CHECK-NEXT: [[T6:%.*]] = load i8, i8* [[G6]], align 1
; CHECK-NEXT: [[T7:%.*]] = load i8, i8* [[G7]], align 1
; CHECK-NEXT: [[Z0:%.*]] = zext i8 [[T0]] to i64
; CHECK-NEXT: [[Z1:%.*]] = zext i8 [[T1]] to i64
; CHECK-NEXT: [[Z2:%.*]] = zext i8 [[T2]] to i64
; CHECK-NEXT: [[Z3:%.*]] = zext i8 [[T3]] to i64
; CHECK-NEXT: [[Z4:%.*]] = zext i8 [[T4]] to i64
; CHECK-NEXT: [[Z5:%.*]] = zext i8 [[T5]] to i64
; CHECK-NEXT: [[Z6:%.*]] = zext i8 [[T6]] to i64
; CHECK-NEXT: [[Z7:%.*]] = zext i8 [[T7]] to i64
; CHECK-NEXT: [[SH0:%.*]] = shl nuw i64 [[Z0]], 56
; CHECK-NEXT: [[SH1:%.*]] = shl nuw nsw i64 [[Z1]], 48
; CHECK-NEXT: [[SH2:%.*]] = shl nuw nsw i64 [[Z2]], 40
; CHECK-NEXT: [[SH3:%.*]] = shl nuw nsw i64 [[Z3]], 32
; CHECK-NEXT: [[SH4:%.*]] = shl nuw nsw i64 [[Z4]], 24
; CHECK-NEXT: [[SH5:%.*]] = shl nuw nsw i64 [[Z5]], 16
; CHECK-NEXT: [[SH6:%.*]] = shl nuw nsw i64 [[Z6]], 8
; CHECK-NEXT: [[OR01:%.*]] = or i64 [[SH0]], [[SH1]]
; CHECK-NEXT: [[OR012:%.*]] = or i64 [[OR01]], [[SH2]]
; CHECK-NEXT: [[OR0123:%.*]] = or i64 [[OR012]], [[SH3]]
; CHECK-NEXT: [[OR01234:%.*]] = or i64 [[OR0123]], [[SH4]]
; CHECK-NEXT: [[OR012345:%.*]] = or i64 [[OR01234]], [[SH5]]
; CHECK-NEXT: [[OR0123456:%.*]] = or i64 [[OR012345]], [[SH6]]
; CHECK-NEXT: [[OR01234567:%.*]] = or i64 [[OR0123456]], [[Z7]]
; CHECK-NEXT: ret i64 [[OR01234567]]
;
%g0 = getelementptr inbounds %v8i8, %v8i8* %p, i64 0, i32 0
%g1 = getelementptr inbounds %v8i8, %v8i8* %p, i64 0, i32 1
%g2 = getelementptr inbounds %v8i8, %v8i8* %p, i64 0, i32 2
%g3 = getelementptr inbounds %v8i8, %v8i8* %p, i64 0, i32 3
%g4 = getelementptr inbounds %v8i8, %v8i8* %p, i64 0, i32 4
%g5 = getelementptr inbounds %v8i8, %v8i8* %p, i64 0, i32 5
%g6 = getelementptr inbounds %v8i8, %v8i8* %p, i64 0, i32 6
%g7 = getelementptr inbounds %v8i8, %v8i8* %p, i64 0, i32 7
%t0 = load i8, i8* %g0
%t1 = load i8, i8* %g1
%t2 = load i8, i8* %g2
%t3 = load i8, i8* %g3
%t4 = load i8, i8* %g4
%t5 = load i8, i8* %g5
%t6 = load i8, i8* %g6
%t7 = load i8, i8* %g7
%z0 = zext i8 %t0 to i64
%z1 = zext i8 %t1 to i64
%z2 = zext i8 %t2 to i64
%z3 = zext i8 %t3 to i64
%z4 = zext i8 %t4 to i64
%z5 = zext i8 %t5 to i64
%z6 = zext i8 %t6 to i64
%z7 = zext i8 %t7 to i64
%sh0 = shl nuw i64 %z0, 56
%sh1 = shl nuw nsw i64 %z1, 48
%sh2 = shl nuw nsw i64 %z2, 40
%sh3 = shl nuw nsw i64 %z3, 32
%sh4 = shl nuw nsw i64 %z4, 24
%sh5 = shl nuw nsw i64 %z5, 16
%sh6 = shl nuw nsw i64 %z6, 8
; %sh7 = shl nuw nsw i64 %z7, 0 <-- missing phantom shift
%or01 = or i64 %sh0, %sh1
%or012 = or i64 %or01, %sh2
%or0123 = or i64 %or012, %sh3
%or01234 = or i64 %or0123, %sh4
%or012345 = or i64 %or01234, %sh5
%or0123456 = or i64 %or012345, %sh6
%or01234567 = or i64 %or0123456, %z7
ret i64 %or01234567
}
define i64 @load_bswap_nop_shift(%v8i8* %p) {
; CHECK-LABEL: @load_bswap_nop_shift(
; CHECK-NEXT: [[G0:%.*]] = getelementptr inbounds [[V8I8:%.*]], %v8i8* [[P:%.*]], i64 0, i32 0
; CHECK-NEXT: [[G1:%.*]] = getelementptr inbounds [[V8I8]], %v8i8* [[P]], i64 0, i32 1
; CHECK-NEXT: [[G2:%.*]] = getelementptr inbounds [[V8I8]], %v8i8* [[P]], i64 0, i32 2
; CHECK-NEXT: [[G3:%.*]] = getelementptr inbounds [[V8I8]], %v8i8* [[P]], i64 0, i32 3
; CHECK-NEXT: [[G4:%.*]] = getelementptr inbounds [[V8I8]], %v8i8* [[P]], i64 0, i32 4
; CHECK-NEXT: [[G5:%.*]] = getelementptr inbounds [[V8I8]], %v8i8* [[P]], i64 0, i32 5
; CHECK-NEXT: [[G6:%.*]] = getelementptr inbounds [[V8I8]], %v8i8* [[P]], i64 0, i32 6
; CHECK-NEXT: [[G7:%.*]] = getelementptr inbounds [[V8I8]], %v8i8* [[P]], i64 0, i32 7
; CHECK-NEXT: [[T0:%.*]] = load i8, i8* [[G0]], align 1
; CHECK-NEXT: [[T1:%.*]] = load i8, i8* [[G1]], align 1
; CHECK-NEXT: [[T2:%.*]] = load i8, i8* [[G2]], align 1
; CHECK-NEXT: [[T3:%.*]] = load i8, i8* [[G3]], align 1
; CHECK-NEXT: [[T4:%.*]] = load i8, i8* [[G4]], align 1
; CHECK-NEXT: [[T5:%.*]] = load i8, i8* [[G5]], align 1
; CHECK-NEXT: [[T6:%.*]] = load i8, i8* [[G6]], align 1
; CHECK-NEXT: [[T7:%.*]] = load i8, i8* [[G7]], align 1
; CHECK-NEXT: [[Z0:%.*]] = zext i8 [[T0]] to i64
; CHECK-NEXT: [[Z1:%.*]] = zext i8 [[T1]] to i64
; CHECK-NEXT: [[Z2:%.*]] = zext i8 [[T2]] to i64
; CHECK-NEXT: [[Z3:%.*]] = zext i8 [[T3]] to i64
; CHECK-NEXT: [[Z4:%.*]] = zext i8 [[T4]] to i64
; CHECK-NEXT: [[Z5:%.*]] = zext i8 [[T5]] to i64
; CHECK-NEXT: [[Z6:%.*]] = zext i8 [[T6]] to i64
; CHECK-NEXT: [[Z7:%.*]] = zext i8 [[T7]] to i64
; CHECK-NEXT: [[SH0:%.*]] = shl nuw i64 [[Z0]], 56
; CHECK-NEXT: [[SH1:%.*]] = shl nuw nsw i64 [[Z1]], 48
; CHECK-NEXT: [[SH2:%.*]] = shl nuw nsw i64 [[Z2]], 40
; CHECK-NEXT: [[SH3:%.*]] = shl nuw nsw i64 [[Z3]], 32
; CHECK-NEXT: [[SH4:%.*]] = shl nuw nsw i64 [[Z4]], 24
; CHECK-NEXT: [[SH5:%.*]] = shl nuw nsw i64 [[Z5]], 16
; CHECK-NEXT: [[SH6:%.*]] = shl nuw nsw i64 [[Z6]], 8
; CHECK-NEXT: [[SH7:%.*]] = shl nuw nsw i64 [[Z7]], 0
; CHECK-NEXT: [[OR01:%.*]] = or i64 [[SH0]], [[SH1]]
; CHECK-NEXT: [[OR012:%.*]] = or i64 [[OR01]], [[SH2]]
; CHECK-NEXT: [[OR0123:%.*]] = or i64 [[OR012]], [[SH3]]
; CHECK-NEXT: [[OR01234:%.*]] = or i64 [[OR0123]], [[SH4]]
; CHECK-NEXT: [[OR012345:%.*]] = or i64 [[OR01234]], [[SH5]]
; CHECK-NEXT: [[OR0123456:%.*]] = or i64 [[OR012345]], [[SH6]]
; CHECK-NEXT: [[OR01234567:%.*]] = or i64 [[OR0123456]], [[SH7]]
; CHECK-NEXT: ret i64 [[OR01234567]]
;
%g0 = getelementptr inbounds %v8i8, %v8i8* %p, i64 0, i32 0
%g1 = getelementptr inbounds %v8i8, %v8i8* %p, i64 0, i32 1
%g2 = getelementptr inbounds %v8i8, %v8i8* %p, i64 0, i32 2
%g3 = getelementptr inbounds %v8i8, %v8i8* %p, i64 0, i32 3
%g4 = getelementptr inbounds %v8i8, %v8i8* %p, i64 0, i32 4
%g5 = getelementptr inbounds %v8i8, %v8i8* %p, i64 0, i32 5
%g6 = getelementptr inbounds %v8i8, %v8i8* %p, i64 0, i32 6
%g7 = getelementptr inbounds %v8i8, %v8i8* %p, i64 0, i32 7
%t0 = load i8, i8* %g0
%t1 = load i8, i8* %g1
%t2 = load i8, i8* %g2
%t3 = load i8, i8* %g3
%t4 = load i8, i8* %g4
%t5 = load i8, i8* %g5
%t6 = load i8, i8* %g6
%t7 = load i8, i8* %g7
%z0 = zext i8 %t0 to i64
%z1 = zext i8 %t1 to i64
%z2 = zext i8 %t2 to i64
%z3 = zext i8 %t3 to i64
%z4 = zext i8 %t4 to i64
%z5 = zext i8 %t5 to i64
%z6 = zext i8 %t6 to i64
%z7 = zext i8 %t7 to i64
%sh0 = shl nuw i64 %z0, 56
%sh1 = shl nuw nsw i64 %z1, 48
%sh2 = shl nuw nsw i64 %z2, 40
%sh3 = shl nuw nsw i64 %z3, 32
%sh4 = shl nuw nsw i64 %z4, 24
%sh5 = shl nuw nsw i64 %z5, 16
%sh6 = shl nuw nsw i64 %z6, 8
%sh7 = shl nuw nsw i64 %z7, 0
%or01 = or i64 %sh0, %sh1
%or012 = or i64 %or01, %sh2
%or0123 = or i64 %or012, %sh3
%or01234 = or i64 %or0123, %sh4
%or012345 = or i64 %or01234, %sh5
%or0123456 = or i64 %or012345, %sh6
%or01234567 = or i64 %or0123456, %sh7
ret i64 %or01234567
}
; https://bugs.llvm.org/show_bug.cgi?id=42708
define i64 @load64le(i8* %arg) {
; CHECK-LABEL: @load64le(
; CHECK-NEXT: [[G1:%.*]] = getelementptr inbounds i8, i8* [[ARG:%.*]], i64 1
; CHECK-NEXT: [[G2:%.*]] = getelementptr inbounds i8, i8* [[ARG]], i64 2
; CHECK-NEXT: [[G3:%.*]] = getelementptr inbounds i8, i8* [[ARG]], i64 3
; CHECK-NEXT: [[G4:%.*]] = getelementptr inbounds i8, i8* [[ARG]], i64 4
; CHECK-NEXT: [[G5:%.*]] = getelementptr inbounds i8, i8* [[ARG]], i64 5
; CHECK-NEXT: [[G6:%.*]] = getelementptr inbounds i8, i8* [[ARG]], i64 6
; CHECK-NEXT: [[G7:%.*]] = getelementptr inbounds i8, i8* [[ARG]], i64 7
; CHECK-NEXT: [[LD0:%.*]] = load i8, i8* [[ARG]], align 1
; CHECK-NEXT: [[LD1:%.*]] = load i8, i8* [[G1]], align 1
; CHECK-NEXT: [[LD2:%.*]] = load i8, i8* [[G2]], align 1
; CHECK-NEXT: [[LD3:%.*]] = load i8, i8* [[G3]], align 1
; CHECK-NEXT: [[LD4:%.*]] = load i8, i8* [[G4]], align 1
; CHECK-NEXT: [[LD5:%.*]] = load i8, i8* [[G5]], align 1
; CHECK-NEXT: [[LD6:%.*]] = load i8, i8* [[G6]], align 1
; CHECK-NEXT: [[LD7:%.*]] = load i8, i8* [[G7]], align 1
; CHECK-NEXT: [[Z0:%.*]] = zext i8 [[LD0]] to i64
; CHECK-NEXT: [[Z1:%.*]] = zext i8 [[LD1]] to i64
; CHECK-NEXT: [[Z2:%.*]] = zext i8 [[LD2]] to i64
; CHECK-NEXT: [[Z3:%.*]] = zext i8 [[LD3]] to i64
; CHECK-NEXT: [[Z4:%.*]] = zext i8 [[LD4]] to i64
; CHECK-NEXT: [[Z5:%.*]] = zext i8 [[LD5]] to i64
; CHECK-NEXT: [[Z6:%.*]] = zext i8 [[LD6]] to i64
; CHECK-NEXT: [[Z7:%.*]] = zext i8 [[LD7]] to i64
; CHECK-NEXT: [[S1:%.*]] = shl nuw nsw i64 [[Z1]], 8
; CHECK-NEXT: [[S2:%.*]] = shl nuw nsw i64 [[Z2]], 16
; CHECK-NEXT: [[S3:%.*]] = shl nuw nsw i64 [[Z3]], 24
; CHECK-NEXT: [[S4:%.*]] = shl nuw nsw i64 [[Z4]], 32
; CHECK-NEXT: [[S5:%.*]] = shl nuw nsw i64 [[Z5]], 40
; CHECK-NEXT: [[S6:%.*]] = shl nuw nsw i64 [[Z6]], 48
; CHECK-NEXT: [[S7:%.*]] = shl nuw i64 [[Z7]], 56
; CHECK-NEXT: [[O1:%.*]] = or i64 [[S1]], [[Z0]]
; CHECK-NEXT: [[O2:%.*]] = or i64 [[O1]], [[S2]]
; CHECK-NEXT: [[O3:%.*]] = or i64 [[O2]], [[S3]]
; CHECK-NEXT: [[O4:%.*]] = or i64 [[O3]], [[S4]]
; CHECK-NEXT: [[O5:%.*]] = or i64 [[O4]], [[S5]]
; CHECK-NEXT: [[O6:%.*]] = or i64 [[O5]], [[S6]]
; CHECK-NEXT: [[O7:%.*]] = or i64 [[O6]], [[S7]]
; CHECK-NEXT: ret i64 [[O7]]
;
%g1 = getelementptr inbounds i8, i8* %arg, i64 1
%g2 = getelementptr inbounds i8, i8* %arg, i64 2
%g3 = getelementptr inbounds i8, i8* %arg, i64 3
%g4 = getelementptr inbounds i8, i8* %arg, i64 4
%g5 = getelementptr inbounds i8, i8* %arg, i64 5
%g6 = getelementptr inbounds i8, i8* %arg, i64 6
%g7 = getelementptr inbounds i8, i8* %arg, i64 7
%ld0 = load i8, i8* %arg, align 1
%ld1 = load i8, i8* %g1, align 1
%ld2 = load i8, i8* %g2, align 1
%ld3 = load i8, i8* %g3, align 1
%ld4 = load i8, i8* %g4, align 1
%ld5 = load i8, i8* %g5, align 1
%ld6 = load i8, i8* %g6, align 1
%ld7 = load i8, i8* %g7, align 1
%z0 = zext i8 %ld0 to i64
%z1 = zext i8 %ld1 to i64
%z2 = zext i8 %ld2 to i64
%z3 = zext i8 %ld3 to i64
%z4 = zext i8 %ld4 to i64
%z5 = zext i8 %ld5 to i64
%z6 = zext i8 %ld6 to i64
%z7 = zext i8 %ld7 to i64
; %s0 = shl nuw nsw i64 %z0, 0 <-- missing phantom shift
%s1 = shl nuw nsw i64 %z1, 8
%s2 = shl nuw nsw i64 %z2, 16
%s3 = shl nuw nsw i64 %z3, 24
%s4 = shl nuw nsw i64 %z4, 32
%s5 = shl nuw nsw i64 %z5, 40
%s6 = shl nuw nsw i64 %z6, 48
%s7 = shl nuw i64 %z7, 56
%o1 = or i64 %s1, %z0
%o2 = or i64 %o1, %s2
%o3 = or i64 %o2, %s3
%o4 = or i64 %o3, %s4
%o5 = or i64 %o4, %s5
%o6 = or i64 %o5, %s6
%o7 = or i64 %o6, %s7
ret i64 %o7
}
define i64 @load64le_nop_shift(i8* %arg) {
; CHECK-LABEL: @load64le_nop_shift(
; CHECK-NEXT: [[G1:%.*]] = getelementptr inbounds i8, i8* [[ARG:%.*]], i64 1
; CHECK-NEXT: [[G2:%.*]] = getelementptr inbounds i8, i8* [[ARG]], i64 2
; CHECK-NEXT: [[G3:%.*]] = getelementptr inbounds i8, i8* [[ARG]], i64 3
; CHECK-NEXT: [[G4:%.*]] = getelementptr inbounds i8, i8* [[ARG]], i64 4
; CHECK-NEXT: [[G5:%.*]] = getelementptr inbounds i8, i8* [[ARG]], i64 5
; CHECK-NEXT: [[G6:%.*]] = getelementptr inbounds i8, i8* [[ARG]], i64 6
; CHECK-NEXT: [[G7:%.*]] = getelementptr inbounds i8, i8* [[ARG]], i64 7
; CHECK-NEXT: [[LD0:%.*]] = load i8, i8* [[ARG]], align 1
; CHECK-NEXT: [[LD1:%.*]] = load i8, i8* [[G1]], align 1
; CHECK-NEXT: [[LD2:%.*]] = load i8, i8* [[G2]], align 1
; CHECK-NEXT: [[LD3:%.*]] = load i8, i8* [[G3]], align 1
; CHECK-NEXT: [[LD4:%.*]] = load i8, i8* [[G4]], align 1
; CHECK-NEXT: [[LD5:%.*]] = load i8, i8* [[G5]], align 1
; CHECK-NEXT: [[LD6:%.*]] = load i8, i8* [[G6]], align 1
; CHECK-NEXT: [[LD7:%.*]] = load i8, i8* [[G7]], align 1
; CHECK-NEXT: [[Z0:%.*]] = zext i8 [[LD0]] to i64
; CHECK-NEXT: [[Z1:%.*]] = zext i8 [[LD1]] to i64
; CHECK-NEXT: [[Z2:%.*]] = zext i8 [[LD2]] to i64
; CHECK-NEXT: [[Z3:%.*]] = zext i8 [[LD3]] to i64
; CHECK-NEXT: [[Z4:%.*]] = zext i8 [[LD4]] to i64
; CHECK-NEXT: [[Z5:%.*]] = zext i8 [[LD5]] to i64
; CHECK-NEXT: [[Z6:%.*]] = zext i8 [[LD6]] to i64
; CHECK-NEXT: [[Z7:%.*]] = zext i8 [[LD7]] to i64
; CHECK-NEXT: [[S0:%.*]] = shl nuw nsw i64 [[Z0]], 0
; CHECK-NEXT: [[S1:%.*]] = shl nuw nsw i64 [[Z1]], 8
; CHECK-NEXT: [[S2:%.*]] = shl nuw nsw i64 [[Z2]], 16
; CHECK-NEXT: [[S3:%.*]] = shl nuw nsw i64 [[Z3]], 24
; CHECK-NEXT: [[S4:%.*]] = shl nuw nsw i64 [[Z4]], 32
; CHECK-NEXT: [[S5:%.*]] = shl nuw nsw i64 [[Z5]], 40
; CHECK-NEXT: [[S6:%.*]] = shl nuw nsw i64 [[Z6]], 48
; CHECK-NEXT: [[S7:%.*]] = shl nuw i64 [[Z7]], 56
; CHECK-NEXT: [[O1:%.*]] = or i64 [[S1]], [[S0]]
; CHECK-NEXT: [[O2:%.*]] = or i64 [[O1]], [[S2]]
; CHECK-NEXT: [[O3:%.*]] = or i64 [[O2]], [[S3]]
; CHECK-NEXT: [[O4:%.*]] = or i64 [[O3]], [[S4]]
; CHECK-NEXT: [[O5:%.*]] = or i64 [[O4]], [[S5]]
; CHECK-NEXT: [[O6:%.*]] = or i64 [[O5]], [[S6]]
; CHECK-NEXT: [[O7:%.*]] = or i64 [[O6]], [[S7]]
; CHECK-NEXT: ret i64 [[O7]]
;
%g1 = getelementptr inbounds i8, i8* %arg, i64 1
%g2 = getelementptr inbounds i8, i8* %arg, i64 2
%g3 = getelementptr inbounds i8, i8* %arg, i64 3
%g4 = getelementptr inbounds i8, i8* %arg, i64 4
%g5 = getelementptr inbounds i8, i8* %arg, i64 5
%g6 = getelementptr inbounds i8, i8* %arg, i64 6
%g7 = getelementptr inbounds i8, i8* %arg, i64 7
%ld0 = load i8, i8* %arg, align 1
%ld1 = load i8, i8* %g1, align 1
%ld2 = load i8, i8* %g2, align 1
%ld3 = load i8, i8* %g3, align 1
%ld4 = load i8, i8* %g4, align 1
%ld5 = load i8, i8* %g5, align 1
%ld6 = load i8, i8* %g6, align 1
%ld7 = load i8, i8* %g7, align 1
%z0 = zext i8 %ld0 to i64
%z1 = zext i8 %ld1 to i64
%z2 = zext i8 %ld2 to i64
%z3 = zext i8 %ld3 to i64
%z4 = zext i8 %ld4 to i64
%z5 = zext i8 %ld5 to i64
%z6 = zext i8 %ld6 to i64
%z7 = zext i8 %ld7 to i64
%s0 = shl nuw nsw i64 %z0, 0
%s1 = shl nuw nsw i64 %z1, 8
%s2 = shl nuw nsw i64 %z2, 16
%s3 = shl nuw nsw i64 %z3, 24
%s4 = shl nuw nsw i64 %z4, 32
%s5 = shl nuw nsw i64 %z5, 40
%s6 = shl nuw nsw i64 %z6, 48
%s7 = shl nuw i64 %z7, 56
%o1 = or i64 %s1, %s0
%o2 = or i64 %o1, %s2
%o3 = or i64 %o2, %s3
%o4 = or i64 %o3, %s4
%o5 = or i64 %o4, %s5
%o6 = or i64 %o5, %s6
%o7 = or i64 %o6, %s7
ret i64 %o7
}
define void @PR39538(i8* %t0, i32* %t1) {
; CHECK-LABEL: @PR39538(
; CHECK-NEXT: [[T6:%.*]] = getelementptr inbounds i8, i8* [[T0:%.*]], i64 1
; CHECK-NEXT: [[T11:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 2
; CHECK-NEXT: [[T16:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 3
; CHECK-NEXT: [[T20:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 4
; CHECK-NEXT: [[T24:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 5
; CHECK-NEXT: [[T29:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 6
; CHECK-NEXT: [[T34:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 7
; CHECK-NEXT: [[T39:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 8
; CHECK-NEXT: [[T43:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 9
; CHECK-NEXT: [[T48:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 10
; CHECK-NEXT: [[T53:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 11
; CHECK-NEXT: [[T58:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 12
; CHECK-NEXT: [[T62:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 13
; CHECK-NEXT: [[T67:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 14
; CHECK-NEXT: [[T72:%.*]] = getelementptr inbounds i8, i8* [[T0]], i64 15
; CHECK-NEXT: [[T38:%.*]] = getelementptr inbounds i32, i32* [[T1:%.*]], i64 1
; CHECK-NEXT: [[T57:%.*]] = getelementptr inbounds i32, i32* [[T1]], i64 2
; CHECK-NEXT: [[T76:%.*]] = getelementptr inbounds i32, i32* [[T1]], i64 3
; CHECK-NEXT: [[T3:%.*]] = load i8, i8* [[T0]], align 1
; CHECK-NEXT: [[T7:%.*]] = load i8, i8* [[T6]], align 1
; CHECK-NEXT: [[T12:%.*]] = load i8, i8* [[T11]], align 1
; CHECK-NEXT: [[T17:%.*]] = load i8, i8* [[T16]], align 1
; CHECK-NEXT: [[T21:%.*]] = load i8, i8* [[T20]], align 1
; CHECK-NEXT: [[T25:%.*]] = load i8, i8* [[T24]], align 1
; CHECK-NEXT: [[T30:%.*]] = load i8, i8* [[T29]], align 1
; CHECK-NEXT: [[T35:%.*]] = load i8, i8* [[T34]], align 1
; CHECK-NEXT: [[T40:%.*]] = load i8, i8* [[T39]], align 1
; CHECK-NEXT: [[T44:%.*]] = load i8, i8* [[T43]], align 1
; CHECK-NEXT: [[T49:%.*]] = load i8, i8* [[T48]], align 1
; CHECK-NEXT: [[T54:%.*]] = load i8, i8* [[T53]], align 1
; CHECK-NEXT: [[T59:%.*]] = load i8, i8* [[T58]], align 1
; CHECK-NEXT: [[T63:%.*]] = load i8, i8* [[T62]], align 1
; CHECK-NEXT: [[T68:%.*]] = load i8, i8* [[T67]], align 1
; CHECK-NEXT: [[T73:%.*]] = load i8, i8* [[T72]], align 1
; CHECK-NEXT: [[T4:%.*]] = zext i8 [[T3]] to i32
; CHECK-NEXT: [[T8:%.*]] = zext i8 [[T7]] to i32
; CHECK-NEXT: [[T13:%.*]] = zext i8 [[T12]] to i32
; CHECK-NEXT: [[T18:%.*]] = zext i8 [[T17]] to i32
; CHECK-NEXT: [[T22:%.*]] = zext i8 [[T21]] to i32
; CHECK-NEXT: [[T26:%.*]] = zext i8 [[T25]] to i32
; CHECK-NEXT: [[T31:%.*]] = zext i8 [[T30]] to i32
; CHECK-NEXT: [[T36:%.*]] = zext i8 [[T35]] to i32
; CHECK-NEXT: [[T41:%.*]] = zext i8 [[T40]] to i32
; CHECK-NEXT: [[T45:%.*]] = zext i8 [[T44]] to i32
; CHECK-NEXT: [[T50:%.*]] = zext i8 [[T49]] to i32
; CHECK-NEXT: [[T55:%.*]] = zext i8 [[T54]] to i32
; CHECK-NEXT: [[T60:%.*]] = zext i8 [[T59]] to i32
; CHECK-NEXT: [[T64:%.*]] = zext i8 [[T63]] to i32
; CHECK-NEXT: [[T69:%.*]] = zext i8 [[T68]] to i32
; CHECK-NEXT: [[T74:%.*]] = zext i8 [[T73]] to i32
; CHECK-NEXT: [[T5:%.*]] = shl nuw i32 [[T4]], 24
; CHECK-NEXT: [[T23:%.*]] = shl nuw i32 [[T22]], 24
; CHECK-NEXT: [[T42:%.*]] = shl nuw i32 [[T41]], 24
; CHECK-NEXT: [[T61:%.*]] = shl nuw i32 [[T60]], 24
; CHECK-NEXT: [[T9:%.*]] = shl nuw nsw i32 [[T8]], 16
; CHECK-NEXT: [[T27:%.*]] = shl nuw nsw i32 [[T26]], 16
; CHECK-NEXT: [[T46:%.*]] = shl nuw nsw i32 [[T45]], 16
; CHECK-NEXT: [[T65:%.*]] = shl nuw nsw i32 [[T64]], 16
; CHECK-NEXT: [[T14:%.*]] = shl nuw nsw i32 [[T13]], 8
; CHECK-NEXT: [[T32:%.*]] = shl nuw nsw i32 [[T31]], 8
; CHECK-NEXT: [[T51:%.*]] = shl nuw nsw i32 [[T50]], 8
; CHECK-NEXT: [[T70:%.*]] = shl nuw nsw i32 [[T69]], 8
; CHECK-NEXT: [[T10:%.*]] = or i32 [[T9]], [[T5]]
; CHECK-NEXT: [[T15:%.*]] = or i32 [[T10]], [[T14]]
; CHECK-NEXT: [[T19:%.*]] = or i32 [[T15]], [[T18]]
; CHECK-NEXT: [[T28:%.*]] = or i32 [[T27]], [[T23]]
; CHECK-NEXT: [[T33:%.*]] = or i32 [[T28]], [[T32]]
; CHECK-NEXT: [[T37:%.*]] = or i32 [[T33]], [[T36]]
; CHECK-NEXT: [[T47:%.*]] = or i32 [[T46]], [[T42]]
; CHECK-NEXT: [[T52:%.*]] = or i32 [[T47]], [[T51]]
; CHECK-NEXT: [[T56:%.*]] = or i32 [[T52]], [[T55]]
; CHECK-NEXT: [[T66:%.*]] = or i32 [[T65]], [[T61]]
; CHECK-NEXT: [[T71:%.*]] = or i32 [[T66]], [[T70]]
; CHECK-NEXT: [[T75:%.*]] = or i32 [[T71]], [[T74]]
; CHECK-NEXT: store i32 [[T19]], i32* [[T1]], align 4
; CHECK-NEXT: store i32 [[T37]], i32* [[T38]], align 4
; CHECK-NEXT: store i32 [[T56]], i32* [[T57]], align 4
; CHECK-NEXT: store i32 [[T75]], i32* [[T76]], align 4
; CHECK-NEXT: ret void
;
%t6 = getelementptr inbounds i8, i8* %t0, i64 1
%t11 = getelementptr inbounds i8, i8* %t0, i64 2
%t16 = getelementptr inbounds i8, i8* %t0, i64 3
%t20 = getelementptr inbounds i8, i8* %t0, i64 4
%t24 = getelementptr inbounds i8, i8* %t0, i64 5
%t29 = getelementptr inbounds i8, i8* %t0, i64 6
%t34 = getelementptr inbounds i8, i8* %t0, i64 7
%t39 = getelementptr inbounds i8, i8* %t0, i64 8
%t43 = getelementptr inbounds i8, i8* %t0, i64 9
%t48 = getelementptr inbounds i8, i8* %t0, i64 10
%t53 = getelementptr inbounds i8, i8* %t0, i64 11
%t58 = getelementptr inbounds i8, i8* %t0, i64 12
%t62 = getelementptr inbounds i8, i8* %t0, i64 13
%t67 = getelementptr inbounds i8, i8* %t0, i64 14
%t72 = getelementptr inbounds i8, i8* %t0, i64 15
%t38 = getelementptr inbounds i32, i32* %t1, i64 1
%t57 = getelementptr inbounds i32, i32* %t1, i64 2
%t76 = getelementptr inbounds i32, i32* %t1, i64 3
%t3 = load i8, i8* %t0, align 1
%t7 = load i8, i8* %t6, align 1
%t12 = load i8, i8* %t11, align 1
%t17 = load i8, i8* %t16, align 1
%t21 = load i8, i8* %t20, align 1
%t25 = load i8, i8* %t24, align 1
%t30 = load i8, i8* %t29, align 1
%t35 = load i8, i8* %t34, align 1
%t40 = load i8, i8* %t39, align 1
%t44 = load i8, i8* %t43, align 1
%t49 = load i8, i8* %t48, align 1
%t54 = load i8, i8* %t53, align 1
%t59 = load i8, i8* %t58, align 1
%t63 = load i8, i8* %t62, align 1
%t68 = load i8, i8* %t67, align 1
%t73 = load i8, i8* %t72, align 1
%t4 = zext i8 %t3 to i32
%t8 = zext i8 %t7 to i32
%t13 = zext i8 %t12 to i32
%t18 = zext i8 %t17 to i32
%t22 = zext i8 %t21 to i32
%t26 = zext i8 %t25 to i32
%t31 = zext i8 %t30 to i32
%t36 = zext i8 %t35 to i32
%t41 = zext i8 %t40 to i32
%t45 = zext i8 %t44 to i32
%t50 = zext i8 %t49 to i32
%t55 = zext i8 %t54 to i32
%t60 = zext i8 %t59 to i32
%t64 = zext i8 %t63 to i32
%t69 = zext i8 %t68 to i32
%t74 = zext i8 %t73 to i32
%t5 = shl nuw i32 %t4, 24
%t23 = shl nuw i32 %t22, 24
%t42 = shl nuw i32 %t41, 24
%t61 = shl nuw i32 %t60, 24
%t9 = shl nuw nsw i32 %t8, 16
%t27 = shl nuw nsw i32 %t26, 16
%t46 = shl nuw nsw i32 %t45, 16
%t65 = shl nuw nsw i32 %t64, 16
%t14 = shl nuw nsw i32 %t13, 8
%t32 = shl nuw nsw i32 %t31, 8
%t51 = shl nuw nsw i32 %t50, 8
%t70 = shl nuw nsw i32 %t69, 8
%t10 = or i32 %t9, %t5
%t15 = or i32 %t10, %t14
%t19 = or i32 %t15, %t18
%t28 = or i32 %t27, %t23
%t33 = or i32 %t28, %t32
%t37 = or i32 %t33, %t36
%t47 = or i32 %t46, %t42
%t52 = or i32 %t47, %t51
%t56 = or i32 %t52, %t55
%t66 = or i32 %t65, %t61
%t71 = or i32 %t66, %t70
%t75 = or i32 %t71, %t74
store i32 %t19, i32* %t1, align 4
store i32 %t37, i32* %t38, align 4
store i32 %t56, i32* %t57, align 4
store i32 %t75, i32* %t76, align 4
ret void
}
; Do not crash on constant expressions.
@g1 = external dso_local unnamed_addr constant [8 x i8], align 1
@g2 = external dso_local unnamed_addr constant [5 x i8], align 1
define void @load_combine_constant_expression(i64* %t1) {
; CHECK-LABEL: @load_combine_constant_expression(
; CHECK-NEXT: store i64 or (i64 shl (i64 zext (i32 ptrtoint ([8 x i8]* @g1 to i32) to i64), i64 32), i64 zext (i32 ptrtoint ([5 x i8]* @g2 to i32) to i64)), i64* [[T1:%.*]], align 4
; CHECK-NEXT: [[T3:%.*]] = getelementptr i64, i64* [[T1]], i64 1
; CHECK-NEXT: store i64 or (i64 shl (i64 zext (i32 ptrtoint ([8 x i8]* @g1 to i32) to i64), i64 32), i64 zext (i32 ptrtoint ([5 x i8]* @g2 to i32) to i64)), i64* [[T3]], align 4
; CHECK-NEXT: ret void
;
store i64 or (i64 shl (i64 zext (i32 ptrtoint ([8 x i8]* @g1 to i32) to i64), i64 32), i64 zext (i32 ptrtoint ([5 x i8]* @g2 to i32) to i64)), i64* %t1, align 4
%t3 = getelementptr i64, i64* %t1, i64 1
store i64 or (i64 shl (i64 zext (i32 ptrtoint ([8 x i8]* @g1 to i32) to i64), i64 32), i64 zext (i32 ptrtoint ([5 x i8]* @g2 to i32) to i64)), i64* %t3, align 4
ret void
}
@output = dso_local local_unnamed_addr global [8 x i32] zeroinitializer, align 16
define void @PR47450(i16* nocapture readonly %p) {
; CHECK-LABEL: @PR47450(
; CHECK-NEXT: [[X:%.*]] = load i16, i16* [[P:%.*]], align 2
; CHECK-NEXT: [[Z:%.*]] = zext i16 [[X]] to i32
; CHECK-NEXT: [[S:%.*]] = shl nuw nsw i32 [[Z]], 1
; CHECK-NEXT: [[TMP1:%.*]] = insertelement <4 x i32> poison, i32 [[S]], i32 0
; CHECK-NEXT: [[TMP2:%.*]] = insertelement <4 x i32> [[TMP1]], i32 [[S]], i32 1
; CHECK-NEXT: [[TMP3:%.*]] = insertelement <4 x i32> [[TMP2]], i32 [[S]], i32 2
; CHECK-NEXT: [[TMP4:%.*]] = insertelement <4 x i32> [[TMP3]], i32 [[S]], i32 3
; CHECK-NEXT: store <4 x i32> [[TMP4]], <4 x i32>* bitcast ([8 x i32]* @output to <4 x i32>*), align 16
; CHECK-NEXT: ret void
;
%x = load i16, i16* %p, align 2
%z = zext i16 %x to i32
%s = shl nuw nsw i32 %z, 1
store i32 %s, i32* getelementptr inbounds ([8 x i32], [8 x i32]* @output, i64 0, i64 0), align 16
store i32 %s, i32* getelementptr inbounds ([8 x i32], [8 x i32]* @output, i64 0, i64 1), align 4
store i32 %s, i32* getelementptr inbounds ([8 x i32], [8 x i32]* @output, i64 0, i64 2), align 8
store i32 %s, i32* getelementptr inbounds ([8 x i32], [8 x i32]* @output, i64 0, i64 3), align 4
ret void
}
Reference in New Issue View Git Blame Copy Permalink