; RUN: opt < %s -instcombine -S | FileCheck %s | |
; CHECK: @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: @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: @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: @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: @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: @foo4 | |
; CHECK-NOT: bitcast | |
; CHECK: ret | |
define float @foo4() { | |
%cast = bitcast <1 x i32 ><i32 -1> to float | |
ret float %cast | |
} | |
; CHECK: @foo5 | |
; CHECK-NOT: bitcast | |
; CHECK: ret | |
define double @foo5() { | |
%cast = bitcast <2 x i32 ><i32 -1, i32 -1> to double | |
ret double %cast | |
} | |
; CHECK: @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 | |
} |