aaron/ispc
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Merge pull request #1044 from Vsevolod-Livinskij/sse4-fix

Browse Source 
round2to16 was added
This commit is contained in:
Dmitry Babokin
2015-05-21 16:59:44 +03:00
parent 149052b195 28b49837fc
commit 94a4793a71
2 changed files with 39 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
builtins/target-sse4-8.ll
View File

@@ -143,21 +143,17 @@ define <16 x float> @__ceil_varying_float(<16 x float>) nounwind readonly always
declare <2 x double> @llvm.x86.sse41.round.pd(<2 x double>, i32) nounwind readnone
define <16 x double> @__round_varying_double(<16 x double>) nounwind readonly alwaysinline {
; XXXround2to4double(%0, 8)
; FIXME: need round2to16double in util.m4...
ret <16 x double> undef
round2to16double(%0, 8)
}
define <16 x double> @__floor_varying_double(<16 x double>) nounwind readonly alwaysinline {
; roundpd, round down 0b01 | don't signal precision exceptions 0b1001 = 9
; XXXround2to4double(%0, 9)
ret <16 x double> undef
round2to16double(%0, 9)
}
define <16 x double> @__ceil_varying_double(<16 x double>) nounwind readonly alwaysinline {
; roundpd, round up 0b10 | don't signal precision exceptions 0b1010 = 10
; XXXround2to4double(%0, 10)
ret <16 x double> undef
round2to16double(%0, 10)
}
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

36
builtins/util.m4
View File

@@ -1130,6 +1130,42 @@ ret <8 x double> %ret
'
)
define(`round2to16double', `
%v0 = shufflevector <16 x double> $1, <16 x double> undef, <2 x i32> <i32 0, i32 1>
%v1 = shufflevector <16 x double> $1, <16 x double> undef, <2 x i32> <i32 2, i32 3>
%v2 = shufflevector <16 x double> $1, <16 x double> undef, <2 x i32> <i32 4, i32 5>
%v3 = shufflevector <16 x double> $1, <16 x double> undef, <2 x i32> <i32 6, i32 7>
%v4 = shufflevector <16 x double> $1, <16 x double> undef, <2 x i32> <i32 8, i32 9>
%v5 = shufflevector <16 x double> $1, <16 x double> undef, <2 x i32> <i32 10, i32 11>
%v6 = shufflevector <16 x double> $1, <16 x double> undef, <2 x i32> <i32 12, i32 13>
%v7 = shufflevector <16 x double> $1, <16 x double> undef, <2 x i32> <i32 14, i32 15>
%r0 = call <2 x double> @llvm.x86.sse41.round.pd(<2 x double> %v0, i32 $2)
%r1 = call <2 x double> @llvm.x86.sse41.round.pd(<2 x double> %v1, i32 $2)
%r2 = call <2 x double> @llvm.x86.sse41.round.pd(<2 x double> %v2, i32 $2)
%r3 = call <2 x double> @llvm.x86.sse41.round.pd(<2 x double> %v3, i32 $2)
%r4 = call <2 x double> @llvm.x86.sse41.round.pd(<2 x double> %v4, i32 $2)
%r5 = call <2 x double> @llvm.x86.sse41.round.pd(<2 x double> %v5, i32 $2)
%r6 = call <2 x double> @llvm.x86.sse41.round.pd(<2 x double> %v6, i32 $2)
%r7 = call <2 x double> @llvm.x86.sse41.round.pd(<2 x double> %v7, i32 $2)
%ret0 = shufflevector <2 x double> %r0, <2 x double> %r1,
<4 x i32> <i32 0, i32 1, i32 2, i32 3>
%ret1 = shufflevector <2 x double> %r2, <2 x double> %r3,
<4 x i32> <i32 0, i32 1, i32 2, i32 3>
%ret01 = shufflevector <4 x double> %ret0, <4 x double> %ret1,
<8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
%ret2 = shufflevector <2 x double> %r4, <2 x double> %r5,
<4 x i32> <i32 0, i32 1, i32 2, i32 3>
%ret3 = shufflevector <2 x double> %r6, <2 x double> %r7,
<4 x i32> <i32 0, i32 1, i32 2, i32 3>
%ret23 = shufflevector <4 x double> %ret2, <4 x double> %ret3,
<8 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7>
%ret = shufflevector <8 x double> %ret01, <8 x double> %ret23,
<16 x i32> <i32 0, i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7,
i32 8, i32 9, i32 10, i32 11, i32 12, i32 13, i32 14, i32 15>
ret <16 x double> %ret
'
)
define(`round4to16double', `
%v0 = shufflevector <16 x double> $1, <16 x double> undef,
<4 x i32> <i32 0, i32 1, i32 2, i32 3>