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added shuffle

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Evghenii
2014-01-22 19:18:45 +01:00
parent 5cde87ce80
commit 39962623cc
2 changed files with 18 additions and 12 deletions
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18
builtins/target-nvptx.ll
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@@ -1044,6 +1044,24 @@ define i1 @__reduce_equal_double(<1 x double> %vv, double * %samevalue,
}
;;;;;;;;;;; shuffle
define(`shuffle1', `
define <1 x $1> @__shuffle_$1(<1 x $1>, <1 x i32>) nounwind readnone alwaysinline
{
%val = extractelement <1 x $1> %0, i32 0
%lane = extractelement <1 x i32> %1, i32 0
%rets = tail call $1 @__shfl_$1_nvptx($1 %val, i32 %lane)
%retv = insertelement <1 x $1> undef, $1 %rets, i32 0
ret <1 x $1> %retv
}
')
shuffle1(i8)
shuffle1(i16)
shuffle1(i32)
shuffle1(i64)
shuffle1(float)
shuffle1(double)
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; unaligned loads/loads+broadcasts

12
builtins/util-nvptx.m4
View File

@@ -815,18 +815,6 @@ define <WIDTH x $1> @__shift_$1(<WIDTH x $1>, i32) nounwind readnone alwaysinlin
}
define <WIDTH x $1> @__shuffle_$1(<WIDTH x $1>, <WIDTH x i32>) nounwind readnone alwaysinline {
forloop(i, 0, eval(WIDTH-1), `
%index_`'i = extractelement <WIDTH x i32> %1, i32 i')
forloop(i, 0, eval(WIDTH-1), `
%v_`'i = extractelement <WIDTH x $1> %0, i32 %index_`'i')
%ret_0 = insertelement <WIDTH x $1> undef, $1 %v_0, i32 0
forloop(i, 1, eval(WIDTH-1), ` %ret_`'i = insertelement <WIDTH x $1> %ret_`'eval(i-1), $1 %v_`'i, i32 i
')
ret <WIDTH x $1> %ret_`'eval(WIDTH-1)
}
define <WIDTH x $1> @__shuffle2_$1(<WIDTH x $1>, <WIDTH x $1>, <WIDTH x i32>) nounwind readnone alwaysinline {
%v2 = shufflevector <WIDTH x $1> %0, <WIDTH x $1> %1, <eval(2*WIDTH) x i32> <
forloop(i, 0, eval(2*WIDTH-2), `i32 i, ') i32 eval(2*WIDTH-1)