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Fix AVX2 Gather execution domains.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204713 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Cameron McInally
2014-03-25 12:36:38 +00:00
parent c7e1663c24
commit 3ec862b7ae
3 changed files with 27 additions and 5 deletions
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14
lib/Target/X86/X86InstrSSE.td
View File

@@ -8791,12 +8791,18 @@ multiclass avx2_gather<bits<8> opc, string OpcodeStr, RegisterClass RC256,
let mayLoad = 1, Constraints let mayLoad = 1, Constraints
= "@earlyclobber $dst,@earlyclobber $mask_wb, $src1 = $dst, $mask = $mask_wb" = "@earlyclobber $dst,@earlyclobber $mask_wb, $src1 = $dst, $mask = $mask_wb"
in { in {
defm VGATHERDPD : avx2_gather<0x92, "vgatherdpd", VR256, vx64mem, vx64mem>, VEX_W;
defm VGATHERQPD : avx2_gather<0x93, "vgatherqpd", VR256, vx64mem, vy64mem>, VEX_W;
defm VGATHERDPS : avx2_gather<0x92, "vgatherdps", VR256, vx32mem, vy32mem>;
defm VGATHERQPS : avx2_gather<0x93, "vgatherqps", VR128, vx32mem, vy32mem>;
defm VPGATHERDQ : avx2_gather<0x90, "vpgatherdq", VR256, vx64mem, vx64mem>, VEX_W; defm VPGATHERDQ : avx2_gather<0x90, "vpgatherdq", VR256, vx64mem, vx64mem>, VEX_W;
defm VPGATHERQQ : avx2_gather<0x91, "vpgatherqq", VR256, vx64mem, vy64mem>, VEX_W; defm VPGATHERQQ : avx2_gather<0x91, "vpgatherqq", VR256, vx64mem, vy64mem>, VEX_W;
defm VPGATHERDD : avx2_gather<0x90, "vpgatherdd", VR256, vx32mem, vy32mem>; defm VPGATHERDD : avx2_gather<0x90, "vpgatherdd", VR256, vx32mem, vy32mem>;
defm VPGATHERQD : avx2_gather<0x91, "vpgatherqd", VR128, vx32mem, vy32mem>; defm VPGATHERQD : avx2_gather<0x91, "vpgatherqd", VR128, vx32mem, vy32mem>;
let ExeDomain = SSEPackedDouble in {
defm VGATHERDPD : avx2_gather<0x92, "vgatherdpd", VR256, vx64mem, vx64mem>, VEX_W;
defm VGATHERQPD : avx2_gather<0x93, "vgatherqpd", VR256, vx64mem, vy64mem>, VEX_W;
}
let ExeDomain = SSEPackedSingle in {
defm VGATHERDPS : avx2_gather<0x92, "vgatherdps", VR256, vx32mem, vy32mem>;
defm VGATHERQPS : avx2_gather<0x93, "vgatherqps", VR128, vx32mem, vy32mem>;
}
} }

16
test/CodeGen/X86/avx2-gather.ll
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@@ -15,4 +15,20 @@ define <4 x float> @test_x86_avx2_gather_d_ps(i8* %a1,
; CHECK: vgatherdps ; CHECK: vgatherdps
; CHECK-NOT: [[DST]] ; CHECK-NOT: [[DST]]
; CHECK: [[DST:%xmm[0-9]+]]{{$}} ; CHECK: [[DST:%xmm[0-9]+]]{{$}}
; CHECK: vmovaps
; CHECK: ret
declare <2 x double> @llvm.x86.avx2.gather.d.pd(<2 x double>, i8*,
<4 x i32>, <2 x double>, i8) nounwind readonly
define <2 x double> @test_x86_avx2_gather_d_pd(i8* %a1,
<4 x i32> %idx, <2 x double> %mask) {
%res = call <2 x double> @llvm.x86.avx2.gather.d.pd(<2 x double> undef,
i8* %a1, <4 x i32> %idx, <2 x double> %mask, i8 2) ;
ret <2 x double> %res
}
; CHECK: test_x86_avx2_gather_d_pd
; CHECK: vgatherdpd
; CHECK: vmovapd
; CHECK: ret ; CHECK: ret

2
test/CodeGen/X86/avx2-intrinsics-x86.ll
View File

@@ -1142,7 +1142,7 @@ define <8 x float> @test_gather_mask(<8 x float> %a0, float* %a,
<8 x i32> %idx, <8 x float> %mask, <8 x i32> %idx, <8 x float> %mask,
float* nocapture %out) { float* nocapture %out) {
; CHECK: test_gather_mask ; CHECK: test_gather_mask
; CHECK: vmovdqa %ymm2, [[DEST:%.*]] ; CHECK: vmovaps %ymm2, [[DEST:%.*]]
; CHECK: vgatherdps [[DEST]] ; CHECK: vgatherdps [[DEST]]
;; gather with mask ;; gather with mask
%a_i8 = bitcast float* %a to i8* %a_i8 = bitcast float* %a to i8*