| ; RUN: opt < %s -instcombine -S | FileCheck %s |
| |
| ; CHECK-LABEL: @a( |
| ; CHECK-NOT: bitcast |
| ; CHECK: ret |
| define <4 x i32> @a(<1 x i64> %y) { |
| %c = bitcast <2 x i64> <i64 0, i64 0> to <4 x i32> |
| ret <4 x i32> %c |
| } |
| |
| ; CHECK-LABEL: @b( |
| ; CHECK-NOT: bitcast |
| ; CHECK: ret |
| |
| define <4 x i32> @b(<1 x i64> %y) { |
| %c = bitcast <2 x i64> <i64 -1, i64 -1> to <4 x i32> |
| ret <4 x i32> %c |
| } |
| |
| ; CHECK-LABEL: @foo( |
| ; CHECK-NOT: bitcast |
| ; CHECK: ret |
| |
| ; from MultiSource/Benchmarks/Bullet |
| define <2 x float> @foo() { |
| %cast = bitcast i64 -1 to <2 x float> |
| ret <2 x float> %cast |
| } |
| |
| |
| ; CHECK-LABEL: @foo2( |
| ; CHECK-NOT: bitcast |
| ; CHECK: ret |
| define <2 x double> @foo2() { |
| %cast = bitcast i128 -1 to <2 x double> |
| ret <2 x double> %cast |
| } |
| |
| ; CHECK-LABEL: @foo3( |
| ; CHECK-NOT: bitcast |
| ; CHECK: ret |
| define <1 x float> @foo3() { |
| %cast = bitcast i32 -1 to <1 x float> |
| ret <1 x float> %cast |
| } |
| |
| ; CHECK-LABEL: @foo4( |
| ; CHECK-NOT: bitcast |
| ; CHECK: ret |
| define float @foo4() { |
| %cast = bitcast <1 x i32 ><i32 -1> to float |
| ret float %cast |
| } |
| |
| ; CHECK-LABEL: @foo5( |
| ; CHECK-NOT: bitcast |
| ; CHECK: ret |
| define double @foo5() { |
| %cast = bitcast <2 x i32 ><i32 -1, i32 -1> to double |
| ret double %cast |
| } |
| |
| |
| ; CHECK-LABEL: @foo6( |
| ; CHECK-NOT: bitcast |
| ; CHECK: ret |
| define <2 x double> @foo6() { |
| %cast = bitcast <4 x i32><i32 -1, i32 -1, i32 -1, i32 -1> to <2 x double> |
| ret <2 x double> %cast |
| } |