| ; RUN: opt < %s -instcombine -S | FileCheck %s |
| |
| define double @a(<1 x i64> %y) { |
| ; CHECK-LABEL: @a( |
| ; CHECK-NEXT: [[BC:%.*]] = bitcast <1 x i64> %y to <1 x double> |
| ; CHECK-NEXT: [[C:%.*]] = extractelement <1 x double> [[BC]], i32 0 |
| ; CHECK-NEXT: ret double [[C]] |
| ; |
| %c = bitcast <1 x i64> %y to double |
| ret double %c |
| } |
| |
| define i64 @b(<1 x i64> %y) { |
| ; CHECK-LABEL: @b( |
| ; CHECK-NEXT: [[TMP1:%.*]] = extractelement <1 x i64> %y, i32 0 |
| ; CHECK-NEXT: ret i64 [[TMP1]] |
| ; |
| %c = bitcast <1 x i64> %y to i64 |
| ret i64 %c |
| } |
| |
| define <1 x i64> @c(double %y) { |
| ; CHECK-LABEL: @c( |
| ; CHECK-NEXT: [[TMP1:%.*]] = bitcast double %y to i64 |
| ; CHECK-NEXT: [[C:%.*]] = insertelement <1 x i64> undef, i64 [[TMP1]], i32 0 |
| ; CHECK-NEXT: ret <1 x i64> [[C]] |
| ; |
| %c = bitcast double %y to <1 x i64> |
| ret <1 x i64> %c |
| } |
| |
| define <1 x i64> @d(i64 %y) { |
| ; CHECK-LABEL: @d( |
| ; CHECK-NEXT: [[C:%.*]] = insertelement <1 x i64> undef, i64 %y, i32 0 |
| ; CHECK-NEXT: ret <1 x i64> [[C]] |
| ; |
| %c = bitcast i64 %y to <1 x i64> |
| ret <1 x i64> %c |
| } |
| |