; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -passes=instcombine -S < %s | FileCheck %s declare void @use(i32) declare i32 @llvm.ctlz.i32(i32, i1) declare <3 x i17> @llvm.ctlz.v3i17(<3 x i17>, i1) declare i32 @llvm.cttz.i32(i32, i1) declare <3 x i5> @llvm.cttz.v3i5(<3 x i5>, i1) declare i32 @llvm.ctpop.i32(i32) declare <3 x i7> @llvm.ctpop.v3i7(<3 x i7>) define i32 @ctlz_sel_const_true_false(i1 %b) { ; CHECK-LABEL: @ctlz_sel_const_true_false( ; CHECK-NEXT: [[C:%.*]] = select i1 [[B:%.*]], i32 29, i32 0 ; CHECK-NEXT: ret i32 [[C]] ; %s = select i1 %b, i32 5, i32 -7 %c = call i32 @llvm.ctlz.i32(i32 %s, i1 true) ret i32 %c } define i32 @ctlz_sel_const_true(i1 %b, i32 %x) { ; CHECK-LABEL: @ctlz_sel_const_true( ; CHECK-NEXT: [[TMP1:%.*]] = call i32 @llvm.ctlz.i32(i32 [[X:%.*]], i1 false), !range [[RNG0:![0-9]+]] ; CHECK-NEXT: [[C:%.*]] = select i1 [[B:%.*]], i32 29, i32 [[TMP1]] ; CHECK-NEXT: ret i32 [[C]] ; %s = select i1 %b, i32 5, i32 %x %c = call i32 @llvm.ctlz.i32(i32 %s, i1 false) ret i32 %c } define <3 x i17> @ctlz_sel_const_false(<3 x i1> %b, <3 x i17> %x) { ; CHECK-LABEL: @ctlz_sel_const_false( ; CHECK-NEXT: [[TMP1:%.*]] = call <3 x i17> @llvm.ctlz.v3i17(<3 x i17> [[X:%.*]], i1 true) ; CHECK-NEXT: [[C:%.*]] = select <3 x i1> [[B:%.*]], <3 x i17> [[TMP1]], <3 x i17> <i17 14, i17 0, i17 poison> ; CHECK-NEXT: ret <3 x i17> [[C]] ; %s = select <3 x i1> %b, <3 x i17> %x, <3 x i17> <i17 7, i17 -1, i17 0> %c = call <3 x i17> @llvm.ctlz.v3i17(<3 x i17> %s, i1 true) ret <3 x i17> %c } define i32 @ctlz_sel_const_true_false_extra_use(i1 %b) { ; CHECK-LABEL: @ctlz_sel_const_true_false_extra_use( ; CHECK-NEXT: [[S:%.*]] = select i1 [[B:%.*]], i32 -1, i32 7 ; CHECK-NEXT: call void @use(i32 [[S]]) ; CHECK-NEXT: [[C:%.*]] = call i32 @llvm.ctlz.i32(i32 [[S]], i1 true), !range [[RNG1:![0-9]+]] ; CHECK-NEXT: ret i32 [[C]] ; %s = select i1 %b, i32 -1, i32 7 call void @use(i32 %s) %c = call i32 @llvm.ctlz.i32(i32 %s, i1 false) ret i32 %c } define i32 @cttz_sel_const_true_false(i1 %b) { ; CHECK-LABEL: @cttz_sel_const_true_false( ; CHECK-NEXT: [[C:%.*]] = select i1 [[B:%.*]], i32 2, i32 0 ; CHECK-NEXT: ret i32 [[C]] ; %s = select i1 %b, i32 4, i32 -7 %c = call i32 @llvm.cttz.i32(i32 %s, i1 false) ret i32 %c } define i32 @cttz_sel_const_true(i1 %b, i32 %x) { ; CHECK-LABEL: @cttz_sel_const_true( ; CHECK-NEXT: [[TMP1:%.*]] = call i32 @llvm.cttz.i32(i32 [[X:%.*]], i1 true), !range [[RNG0]] ; CHECK-NEXT: [[C:%.*]] = select i1 [[B:%.*]], i32 0, i32 [[TMP1]] ; CHECK-NEXT: ret i32 [[C]] ; %s = select i1 %b, i32 5, i32 %x %c = call i32 @llvm.cttz.i32(i32 %s, i1 true) ret i32 %c } define <3 x i5> @cttz_sel_const_false(<3 x i1> %b, <3 x i5> %x) { ; CHECK-LABEL: @cttz_sel_const_false( ; CHECK-NEXT: [[TMP1:%.*]] = call <3 x i5> @llvm.cttz.v3i5(<3 x i5> [[X:%.*]], i1 false) ; CHECK-NEXT: [[C:%.*]] = select <3 x i1> [[B:%.*]], <3 x i5> [[TMP1]], <3 x i5> <i5 0, i5 0, i5 5> ; CHECK-NEXT: ret <3 x i5> [[C]] ; %s = select <3 x i1> %b, <3 x i5> %x, <3 x i5> <i5 7, i5 -1, i5 0> %c = call <3 x i5> @llvm.cttz.v3i5(<3 x i5> %s, i1 false) ret <3 x i5> %c } define i32 @cttz_sel_const_true_false_extra_use(i1 %b) { ; CHECK-LABEL: @cttz_sel_const_true_false_extra_use( ; CHECK-NEXT: [[S:%.*]] = select i1 [[B:%.*]], i32 5, i32 -8 ; CHECK-NEXT: call void @use(i32 [[S]]) ; CHECK-NEXT: [[C:%.*]] = call i32 @llvm.cttz.i32(i32 [[S]], i1 true), !range [[RNG0]] ; CHECK-NEXT: ret i32 [[C]] ; %s = select i1 %b, i32 5, i32 -8 call void @use(i32 %s) %c = call i32 @llvm.cttz.i32(i32 %s, i1 true) ret i32 %c } define i32 @ctpop_sel_const_true_false(i1 %b) { ; CHECK-LABEL: @ctpop_sel_const_true_false( ; CHECK-NEXT: [[C:%.*]] = select i1 [[B:%.*]], i32 2, i32 30 ; CHECK-NEXT: ret i32 [[C]] ; %s = select i1 %b, i32 5, i32 -7 %c = call i32 @llvm.ctpop.i32(i32 %s) ret i32 %c } define i32 @ctpop_sel_const_true(i1 %b, i32 %x) { ; CHECK-LABEL: @ctpop_sel_const_true( ; CHECK-NEXT: [[TMP1:%.*]] = call i32 @llvm.ctpop.i32(i32 [[X:%.*]]), !range [[RNG0]] ; CHECK-NEXT: [[C:%.*]] = select i1 [[B:%.*]], i32 2, i32 [[TMP1]] ; CHECK-NEXT: ret i32 [[C]] ; %s = select i1 %b, i32 5, i32 %x %c = call i32 @llvm.ctpop.i32(i32 %s) ret i32 %c } define <3 x i7> @ctpop_sel_const_false(<3 x i1> %b, <3 x i7> %x) { ; CHECK-LABEL: @ctpop_sel_const_false( ; CHECK-NEXT: [[TMP1:%.*]] = call <3 x i7> @llvm.ctpop.v3i7(<3 x i7> [[X:%.*]]) ; CHECK-NEXT: [[C:%.*]] = select <3 x i1> [[B:%.*]], <3 x i7> [[TMP1]], <3 x i7> <i7 3, i7 7, i7 0> ; CHECK-NEXT: ret <3 x i7> [[C]] ; %s = select <3 x i1> %b, <3 x i7> %x, <3 x i7> <i7 7, i7 -1, i7 0> %c = call <3 x i7> @llvm.ctpop.v3i7(<3 x i7> %s) ret <3 x i7> %c } define i32 @ctpop_sel_const_true_false_extra_use(i1 %b) { ; CHECK-LABEL: @ctpop_sel_const_true_false_extra_use( ; CHECK-NEXT: [[S:%.*]] = select i1 [[B:%.*]], i32 5, i32 7 ; CHECK-NEXT: call void @use(i32 [[S]]) ; CHECK-NEXT: [[C:%.*]] = call i32 @llvm.ctpop.i32(i32 [[S]]), !range [[RNG2:![0-9]+]] ; CHECK-NEXT: ret i32 [[C]] ; %s = select i1 %b, i32 5, i32 7 call void @use(i32 %s) %c = call i32 @llvm.ctpop.i32(i32 %s) ret i32 %c }