llvm-6502/test/CodeGen/X86/avx-blend.ll
Filipe Cabecinhas d77c1c4465 Implemented special cases for PerformVSELECTCombine.
vselects with constant masks, after legalization, will get turned into
specialized shuffle_vectors so they can be matched to blend+imm
instructions.

Fixed some tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@209044 91177308-0d34-0410-b5e6-96231b3b80d8
2014-05-16 22:47:54 +00:00

116 lines
3.4 KiB
LLVM

; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=corei7-avx -mattr=+avx | FileCheck %s
; AVX128 tests:
;CHECK-LABEL: vsel_float:
;CHECK: vblendps $5
;CHECK: ret
define <4 x float> @vsel_float(<4 x float> %v1, <4 x float> %v2) {
%vsel = select <4 x i1> <i1 true, i1 false, i1 true, i1 false>, <4 x float> %v1, <4 x float> %v2
ret <4 x float> %vsel
}
;CHECK-LABEL: vsel_i32:
;CHECK: vblendps $5
;CHECK: ret
define <4 x i32> @vsel_i32(<4 x i32> %v1, <4 x i32> %v2) {
%vsel = select <4 x i1> <i1 true, i1 false, i1 true, i1 false>, <4 x i32> %v1, <4 x i32> %v2
ret <4 x i32> %vsel
}
;CHECK-LABEL: vsel_double:
;CHECK: vmovsd
;CHECK: ret
define <2 x double> @vsel_double(<2 x double> %v1, <2 x double> %v2) {
%vsel = select <2 x i1> <i1 true, i1 false>, <2 x double> %v1, <2 x double> %v2
ret <2 x double> %vsel
}
;CHECK-LABEL: vsel_i64:
;CHECK: vmovsd
;CHECK: ret
define <2 x i64> @vsel_i64(<2 x i64> %v1, <2 x i64> %v2) {
%vsel = select <2 x i1> <i1 true, i1 false>, <2 x i64> %v1, <2 x i64> %v2
ret <2 x i64> %vsel
}
;CHECK-LABEL: vsel_i8:
;CHECK: vpblendvb
;CHECK: ret
define <16 x i8> @vsel_i8(<16 x i8> %v1, <16 x i8> %v2) {
%vsel = select <16 x i1> <i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 false, i1 false>, <16 x i8> %v1, <16 x i8> %v2
ret <16 x i8> %vsel
}
; AVX256 tests:
;CHECK-LABEL: vsel_float8:
;CHECK-NOT: vinsertf128
;CHECK: vblendps $17
;CHECK: ret
define <8 x float> @vsel_float8(<8 x float> %v1, <8 x float> %v2) {
%vsel = select <8 x i1> <i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 false, i1 false>, <8 x float> %v1, <8 x float> %v2
ret <8 x float> %vsel
}
;CHECK-LABEL: vsel_i328:
;CHECK-NOT: vinsertf128
;CHECK: vblendps $17
;CHECK-NEXT: ret
define <8 x i32> @vsel_i328(<8 x i32> %v1, <8 x i32> %v2) {
%vsel = select <8 x i1> <i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 false, i1 false>, <8 x i32> %v1, <8 x i32> %v2
ret <8 x i32> %vsel
}
;CHECK-LABEL: vsel_double8:
;CHECK: vblendpd $1
;CHECK: vblendpd $1
;CHECK: ret
define <8 x double> @vsel_double8(<8 x double> %v1, <8 x double> %v2) {
%vsel = select <8 x i1> <i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 false, i1 false>, <8 x double> %v1, <8 x double> %v2
ret <8 x double> %vsel
}
;CHECK-LABEL: vsel_i648:
;CHECK: vblendpd $1
;CHECK: vblendpd $1
;CHECK: ret
define <8 x i64> @vsel_i648(<8 x i64> %v1, <8 x i64> %v2) {
%vsel = select <8 x i1> <i1 true, i1 false, i1 false, i1 false, i1 true, i1 false, i1 false, i1 false>, <8 x i64> %v1, <8 x i64> %v2
ret <8 x i64> %vsel
}
;CHECK-LABEL: vsel_double4:
;CHECK-NOT: vinsertf128
;CHECK: vshufpd $10
;CHECK-NEXT: ret
define <4 x double> @vsel_double4(<4 x double> %v1, <4 x double> %v2) {
%vsel = select <4 x i1> <i1 true, i1 false, i1 true, i1 false>, <4 x double> %v1, <4 x double> %v2
ret <4 x double> %vsel
}
;; TEST blend + compares
; CHECK: testa
define <2 x double> @testa(<2 x double> %x, <2 x double> %y) {
; CHECK: vcmplepd
; CHECK: vblendvpd
%max_is_x = fcmp oge <2 x double> %x, %y
%max = select <2 x i1> %max_is_x, <2 x double> %x, <2 x double> %y
ret <2 x double> %max
}
; CHECK: testb
define <2 x double> @testb(<2 x double> %x, <2 x double> %y) {
; CHECK: vcmpnlepd
; CHECK: vblendvpd
%min_is_x = fcmp ult <2 x double> %x, %y
%min = select <2 x i1> %min_is_x, <2 x double> %x, <2 x double> %y
ret <2 x double> %min
}