| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -instcombine -S | FileCheck %s |
| |
| declare void @use(i32) |
| declare void @usevec(<2 x i32>) |
| |
| define <2 x double> @fpext_fpext(<2 x half> %x, half %y, i32 %index) { |
| ; CHECK-LABEL: @fpext_fpext( |
| ; CHECK-NEXT: [[TMP1:%.*]] = insertelement <2 x half> [[X:%.*]], half [[Y:%.*]], i32 [[INDEX:%.*]] |
| ; CHECK-NEXT: [[I:%.*]] = fpext <2 x half> [[TMP1]] to <2 x double> |
| ; CHECK-NEXT: ret <2 x double> [[I]] |
| ; |
| %v = fpext <2 x half> %x to <2 x double> |
| %s = fpext half %y to double |
| %i = insertelement <2 x double> %v, double %s, i32 %index |
| ret <2 x double> %i |
| } |
| |
| define <2 x i32> @sext_sext(<2 x i8> %x, i8 %y, i32 %index) { |
| ; CHECK-LABEL: @sext_sext( |
| ; CHECK-NEXT: [[TMP1:%.*]] = insertelement <2 x i8> [[X:%.*]], i8 [[Y:%.*]], i32 [[INDEX:%.*]] |
| ; CHECK-NEXT: [[I:%.*]] = sext <2 x i8> [[TMP1]] to <2 x i32> |
| ; CHECK-NEXT: ret <2 x i32> [[I]] |
| ; |
| %v = sext <2 x i8> %x to <2 x i32> |
| %s = sext i8 %y to i32 |
| %i = insertelement <2 x i32> %v, i32 %s, i32 %index |
| ret <2 x i32> %i |
| } |
| |
| define <2 x i12> @zext_zext(<2 x i8> %x, i8 %y, i32 %index) { |
| ; CHECK-LABEL: @zext_zext( |
| ; CHECK-NEXT: [[TMP1:%.*]] = insertelement <2 x i8> [[X:%.*]], i8 [[Y:%.*]], i32 [[INDEX:%.*]] |
| ; CHECK-NEXT: [[I:%.*]] = zext <2 x i8> [[TMP1]] to <2 x i12> |
| ; CHECK-NEXT: ret <2 x i12> [[I]] |
| ; |
| %v = zext <2 x i8> %x to <2 x i12> |
| %s = zext i8 %y to i12 |
| %i = insertelement <2 x i12> %v, i12 %s, i32 %index |
| ret <2 x i12> %i |
| } |
| |
| ; negative test - need same source type |
| |
| define <2 x double> @fpext_fpext_types(<2 x half> %x, float %y, i32 %index) { |
| ; CHECK-LABEL: @fpext_fpext_types( |
| ; CHECK-NEXT: [[V:%.*]] = fpext <2 x half> [[X:%.*]] to <2 x double> |
| ; CHECK-NEXT: [[S:%.*]] = fpext float [[Y:%.*]] to double |
| ; CHECK-NEXT: [[I:%.*]] = insertelement <2 x double> [[V]], double [[S]], i32 [[INDEX:%.*]] |
| ; CHECK-NEXT: ret <2 x double> [[I]] |
| ; |
| %v = fpext <2 x half> %x to <2 x double> |
| %s = fpext float %y to double |
| %i = insertelement <2 x double> %v, double %s, i32 %index |
| ret <2 x double> %i |
| } |
| |
| ; negative test - need same source type |
| |
| define <2 x i32> @sext_sext_types(<2 x i16> %x, i8 %y, i32 %index) { |
| ; CHECK-LABEL: @sext_sext_types( |
| ; CHECK-NEXT: [[V:%.*]] = sext <2 x i16> [[X:%.*]] to <2 x i32> |
| ; CHECK-NEXT: [[S:%.*]] = sext i8 [[Y:%.*]] to i32 |
| ; CHECK-NEXT: [[I:%.*]] = insertelement <2 x i32> [[V]], i32 [[S]], i32 [[INDEX:%.*]] |
| ; CHECK-NEXT: ret <2 x i32> [[I]] |
| ; |
| %v = sext <2 x i16> %x to <2 x i32> |
| %s = sext i8 %y to i32 |
| %i = insertelement <2 x i32> %v, i32 %s, i32 %index |
| ret <2 x i32> %i |
| } |
| |
| ; negative test - need same extend opcode |
| |
| define <2 x i12> @sext_zext(<2 x i8> %x, i8 %y, i32 %index) { |
| ; CHECK-LABEL: @sext_zext( |
| ; CHECK-NEXT: [[V:%.*]] = sext <2 x i8> [[X:%.*]] to <2 x i12> |
| ; CHECK-NEXT: [[S:%.*]] = zext i8 [[Y:%.*]] to i12 |
| ; CHECK-NEXT: [[I:%.*]] = insertelement <2 x i12> [[V]], i12 [[S]], i32 [[INDEX:%.*]] |
| ; CHECK-NEXT: ret <2 x i12> [[I]] |
| ; |
| %v = sext <2 x i8> %x to <2 x i12> |
| %s = zext i8 %y to i12 |
| %i = insertelement <2 x i12> %v, i12 %s, i32 %index |
| ret <2 x i12> %i |
| } |
| |
| ; negative test - don't trade scalar extend for vector extend |
| |
| define <2 x i32> @sext_sext_use1(<2 x i8> %x, i8 %y, i32 %index) { |
| ; CHECK-LABEL: @sext_sext_use1( |
| ; CHECK-NEXT: [[V:%.*]] = sext <2 x i8> [[X:%.*]] to <2 x i32> |
| ; CHECK-NEXT: call void @usevec(<2 x i32> [[V]]) |
| ; CHECK-NEXT: [[S:%.*]] = sext i8 [[Y:%.*]] to i32 |
| ; CHECK-NEXT: [[I:%.*]] = insertelement <2 x i32> [[V]], i32 [[S]], i32 [[INDEX:%.*]] |
| ; CHECK-NEXT: ret <2 x i32> [[I]] |
| ; |
| %v = sext <2 x i8> %x to <2 x i32> |
| call void @usevec(<2 x i32> %v) |
| %s = sext i8 %y to i32 |
| %i = insertelement <2 x i32> %v, i32 %s, i32 %index |
| ret <2 x i32> %i |
| } |
| |
| define <2 x i32> @zext_zext_use2(<2 x i8> %x, i8 %y, i32 %index) { |
| ; CHECK-LABEL: @zext_zext_use2( |
| ; CHECK-NEXT: [[S:%.*]] = zext i8 [[Y:%.*]] to i32 |
| ; CHECK-NEXT: call void @use(i32 [[S]]) |
| ; CHECK-NEXT: [[TMP1:%.*]] = insertelement <2 x i8> [[X:%.*]], i8 [[Y]], i32 [[INDEX:%.*]] |
| ; CHECK-NEXT: [[I:%.*]] = zext <2 x i8> [[TMP1]] to <2 x i32> |
| ; CHECK-NEXT: ret <2 x i32> [[I]] |
| ; |
| %v = zext <2 x i8> %x to <2 x i32> |
| %s = zext i8 %y to i32 |
| call void @use(i32 %s) |
| %i = insertelement <2 x i32> %v, i32 %s, i32 %index |
| ret <2 x i32> %i |
| } |
| |
| ; negative test - don't create an extra extend |
| |
| define <2 x i32> @zext_zext_use3(<2 x i8> %x, i8 %y, i32 %index) { |
| ; CHECK-LABEL: @zext_zext_use3( |
| ; CHECK-NEXT: [[V:%.*]] = zext <2 x i8> [[X:%.*]] to <2 x i32> |
| ; CHECK-NEXT: call void @usevec(<2 x i32> [[V]]) |
| ; CHECK-NEXT: [[S:%.*]] = zext i8 [[Y:%.*]] to i32 |
| ; CHECK-NEXT: call void @use(i32 [[S]]) |
| ; CHECK-NEXT: [[I:%.*]] = insertelement <2 x i32> [[V]], i32 [[S]], i32 [[INDEX:%.*]] |
| ; CHECK-NEXT: ret <2 x i32> [[I]] |
| ; |
| %v = zext <2 x i8> %x to <2 x i32> |
| call void @usevec(<2 x i32> %v) |
| %s = zext i8 %y to i32 |
| call void @use(i32 %s) |
| %i = insertelement <2 x i32> %v, i32 %s, i32 %index |
| ret <2 x i32> %i |
| } |