1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt %s -passes='function(scalarizer<load-store>)' -S | FileCheck %s 3 4; This verifies that the order of extract element instructions is 5; deterministic. In the past we could end up with different results depending 6; on the compiler used (due to argument evaluation order being undefined in 7; C++). The order of the extracts is not really important for correctness of 8; the result, but when debugging and creating test cases it is helpful if we 9; get the same out put regardless of which compiler we use when building the 10; compiler. 11 12define <2 x i32> @test1(i1 %b, <2 x i32> %i, <2 x i32> %j) { 13; CHECK-LABEL: @test1( 14; CHECK-NEXT: [[I_I0:%.*]] = extractelement <2 x i32> [[I:%.*]], i64 0 15; CHECK-NEXT: [[J_I0:%.*]] = extractelement <2 x i32> [[J:%.*]], i64 0 16; CHECK-NEXT: [[RES_I0:%.*]] = select i1 [[B:%.*]], i32 [[I_I0]], i32 [[J_I0]] 17; CHECK-NEXT: [[I_I1:%.*]] = extractelement <2 x i32> [[I]], i64 1 18; CHECK-NEXT: [[J_I1:%.*]] = extractelement <2 x i32> [[J]], i64 1 19; CHECK-NEXT: [[RES_I1:%.*]] = select i1 [[B]], i32 [[I_I1]], i32 [[J_I1]] 20; CHECK-NEXT: [[RES_UPTO0:%.*]] = insertelement <2 x i32> poison, i32 [[RES_I0]], i64 0 21; CHECK-NEXT: [[RES:%.*]] = insertelement <2 x i32> [[RES_UPTO0]], i32 [[RES_I1]], i64 1 22; CHECK-NEXT: ret <2 x i32> [[RES]] 23; 24 %res = select i1 %b, <2 x i32> %i, <2 x i32> %j 25 ret <2 x i32> %res 26} 27 28define <2 x i32> @test2(<2 x i1> %b, <2 x i32> %i, <2 x i32> %j) { 29; CHECK-LABEL: @test2( 30; CHECK-NEXT: [[B_I0:%.*]] = extractelement <2 x i1> [[B:%.*]], i64 0 31; CHECK-NEXT: [[I_I0:%.*]] = extractelement <2 x i32> [[I:%.*]], i64 0 32; CHECK-NEXT: [[J_I0:%.*]] = extractelement <2 x i32> [[J:%.*]], i64 0 33; CHECK-NEXT: [[RES_I0:%.*]] = select i1 [[B_I0]], i32 [[I_I0]], i32 [[J_I0]] 34; CHECK-NEXT: [[B_I1:%.*]] = extractelement <2 x i1> [[B]], i64 1 35; CHECK-NEXT: [[I_I1:%.*]] = extractelement <2 x i32> [[I]], i64 1 36; CHECK-NEXT: [[J_I1:%.*]] = extractelement <2 x i32> [[J]], i64 1 37; CHECK-NEXT: [[RES_I1:%.*]] = select i1 [[B_I1]], i32 [[I_I1]], i32 [[J_I1]] 38; CHECK-NEXT: [[RES_UPTO0:%.*]] = insertelement <2 x i32> poison, i32 [[RES_I0]], i64 0 39; CHECK-NEXT: [[RES:%.*]] = insertelement <2 x i32> [[RES_UPTO0]], i32 [[RES_I1]], i64 1 40; CHECK-NEXT: ret <2 x i32> [[RES]] 41; 42 %res = select <2 x i1> %b, <2 x i32> %i, <2 x i32> %j 43 ret <2 x i32> %res 44} 45 46define <2 x i32> @test3(<2 x i32> %i, <2 x i32> %j) { 47; CHECK-LABEL: @test3( 48; CHECK-NEXT: [[I_I0:%.*]] = extractelement <2 x i32> [[I:%.*]], i64 0 49; CHECK-NEXT: [[J_I0:%.*]] = extractelement <2 x i32> [[J:%.*]], i64 0 50; CHECK-NEXT: [[RES_I0:%.*]] = add nuw nsw i32 [[I_I0]], [[J_I0]] 51; CHECK-NEXT: [[I_I1:%.*]] = extractelement <2 x i32> [[I]], i64 1 52; CHECK-NEXT: [[J_I1:%.*]] = extractelement <2 x i32> [[J]], i64 1 53; CHECK-NEXT: [[RES_I1:%.*]] = add nuw nsw i32 [[I_I1]], [[J_I1]] 54; CHECK-NEXT: [[RES_UPTO0:%.*]] = insertelement <2 x i32> poison, i32 [[RES_I0]], i64 0 55; CHECK-NEXT: [[RES:%.*]] = insertelement <2 x i32> [[RES_UPTO0]], i32 [[RES_I1]], i64 1 56; CHECK-NEXT: ret <2 x i32> [[RES]] 57; 58 %res = add nuw nsw <2 x i32> %i, %j 59 ret <2 x i32> %res 60} 61 62define void @test4(ptr %ptr, <2 x i32> %val) { 63; CHECK-LABEL: @test4( 64; CHECK-NEXT: [[VAL_I0:%.*]] = extractelement <2 x i32> [[VAL:%.*]], i64 0 65; CHECK-NEXT: store i32 [[VAL_I0]], ptr [[PTR:%.*]], align 8 66; CHECK-NEXT: [[VAL_I1:%.*]] = extractelement <2 x i32> [[VAL]], i64 1 67; CHECK-NEXT: [[PTR_I1:%.*]] = getelementptr i32, ptr [[PTR]], i32 1 68; CHECK-NEXT: store i32 [[VAL_I1]], ptr [[PTR_I1]], align 4 69; CHECK-NEXT: ret void 70; 71 store <2 x i32> %val, ptr %ptr 72 ret void 73} 74 75