Commit Graph

13641 Commits

Author SHA1 Message Date
Evan Cheng
97ac5fadb7 Some SSE1 intrinsics: min, max, sqrt, etc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27384 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-03 23:49:17 +00:00
Chris Lattner
0aab36f5b2 revert previous patch
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27383 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-03 23:14:49 +00:00
Evan Cheng
20e3ed102b Use movlpd to: store lower f64 extracted from v2f64.
Use movhpd to: store upper f64 extracted from v2f64.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27382 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-03 22:30:54 +00:00
Chris Lattner
4f91a4c497 Force use of a frame-pointer if there is anything on the stack that is aligned
more than the OS keeps the stack aligned.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27381 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-03 22:03:29 +00:00
Chris Lattner
4672f71ac4 The stack alignment is now computed dynamically, just verify it is correct.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27380 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-03 21:39:57 +00:00
Chris Lattner
7dca8e2d73 Remove unused method
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27379 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-03 21:39:03 +00:00
Evan Cheng
11e15b38e9 - More efficient extract_vector_elt with shuffle and movss, movsd, movd, etc.
- Some bug fixes and naming inconsistency fixes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27377 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-03 20:53:28 +00:00
Chris Lattner
630ebaf1f2 Align vectors to the size in bytes, not bits.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27376 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-03 19:28:50 +00:00
Chris Lattner
97c2073270 Add a missing check, this fixes UnitTests/Vector/sumarray.c
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27375 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-03 17:29:28 +00:00
Chris Lattner
a4c5d8c6b4 Add a missing check, which broke a bunch of vector tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27374 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-03 17:21:50 +00:00
Chris Lattner
c461a51234 Add the full set of min/max instructions
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27372 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-03 15:58:28 +00:00
Andrew Lenharth
f87e7931fd support x * (c1 + c2) where c1 and c2 are pow2s. special case for c2 == 4
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27370 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-03 04:19:17 +00:00
Andrew Lenharth
afe3f49815 mul by const conversion sequences. more coming soon
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27368 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-03 03:18:59 +00:00
Andrew Lenharth
cf4fb61f6c back this out
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27367 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-03 03:16:50 +00:00
Andrew Lenharth
50a0d426e8 This should be a win of every arch
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27364 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 21:42:45 +00:00
Andrew Lenharth
ccd9f98bcb This makes McCat/12-IOtest go 8x faster or so
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27363 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 21:08:39 +00:00
Andrew Lenharth
ed5d1afffb This will be needed soon
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27362 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 20:13:57 +00:00
Chris Lattner
220d2b89d6 add a note
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27360 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 07:20:00 +00:00
Chris Lattner
bbe77de450 Inform the dag combiner that the predicate compares only return a low bit.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27359 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 06:26:07 +00:00
Chris Lattner
1b5232a937 relax assertion
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27358 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 06:19:46 +00:00
Chris Lattner
1482b5fc7a Allow targets to compute masked bits for intrinsics.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27357 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 06:15:09 +00:00
Chris Lattner
350bec0fb9 Add a little dag combine to compile this:
int %AreSecondAndThirdElementsBothNegative(<4 x float>* %in) {
entry:
        %tmp1 = load <4 x float>* %in           ; <<4 x float>> [#uses=1]
        %tmp = tail call int %llvm.ppc.altivec.vcmpgefp.p( int 1, <4 x float> < float 0x7FF8000000000000, float 0.000000e+00, float 0.000000e+00, float 0x7FF8000000000000 >, <4 x float> %tmp1 )           ; <int> [#uses=1]
        %tmp = seteq int %tmp, 0                ; <bool> [#uses=1]
        %tmp3 = cast bool %tmp to int           ; <int> [#uses=1]
        ret int %tmp3
}

into this:

_AreSecondAndThirdElementsBothNegative:
        mfspr r2, 256
        oris r4, r2, 49152
        mtspr 256, r4
        li r4, lo16(LCPI1_0)
        lis r5, ha16(LCPI1_0)
        lvx v0, 0, r3
        lvx v1, r5, r4
        vcmpgefp. v0, v1, v0
        mfcr r3, 2
        rlwinm r3, r3, 27, 31, 31
        mtspr 256, r2
        blr

instead of this:

_AreSecondAndThirdElementsBothNegative:
        mfspr r2, 256
        oris r4, r2, 49152
        mtspr 256, r4
        li r4, lo16(LCPI1_0)
        lis r5, ha16(LCPI1_0)
        lvx v0, 0, r3
        lvx v1, r5, r4
        vcmpgefp. v0, v1, v0
        mfcr r3, 2
        rlwinm r3, r3, 27, 31, 31
        xori r3, r3, 1
        cntlzw r3, r3
        srwi r3, r3, 5
        mtspr 256, r2
        blr


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27356 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 06:11:11 +00:00
Chris Lattner
4132afb0d2 vector casts of casts are eliminable. Transform this:
%tmp = cast <4 x uint> %tmp to <4 x int>                ; <<4 x int>> [#uses=1]
        %tmp = cast <4 x int> %tmp to <4 x float>               ; <<4 x float>> [#uses=1]

into:

        %tmp = cast <4 x uint> %tmp to <4 x float>              ; <<4 x float>> [#uses=1]


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27355 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 05:43:13 +00:00
Chris Lattner
a3124a3d1e vector casts never reinterpret bits
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27354 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 05:40:28 +00:00
Chris Lattner
a1c3538537 Allow transforming this:
%tmp = cast <4 x uint>* %testData to <4 x int>*         ; <<4 x int>*> [#uses=1]
        %tmp = load <4 x int>* %tmp             ; <<4 x int>> [#uses=1]

to this:

        %tmp = load <4 x uint>* %testData               ; <<4 x uint>> [#uses=1]
        %tmp = cast <4 x uint> %tmp to <4 x int>                ; <<4 x int>> [#uses=1]


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27353 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 05:37:12 +00:00
Chris Lattner
82ed58f9c4 Turn altivec lvx/stvx intrinsics into loads and stores. This allows the
elimination of one load from this:

int AreSecondAndThirdElementsBothNegative( vector float *in ) {
#define QNaN 0x7FC00000
const vector unsigned int testData = (vector unsigned int)( QNaN, 0, 0, QNaN );
vector float test = vec_ld( 0, (float*) &testData );
return ! vec_any_ge( test, *in );
}

Now generating:

_AreSecondAndThirdElementsBothNegative:
        mfspr r2, 256
        oris r4, r2, 49152
        mtspr 256, r4
        li r4, lo16(LCPI1_0)
        lis r5, ha16(LCPI1_0)
        addi r6, r1, -16
        lvx v0, r5, r4
        stvx v0, 0, r6
        lvx v1, 0, r3
        vcmpgefp. v0, v0, v1
        mfcr r3, 2
        rlwinm r3, r3, 27, 31, 31
        xori r3, r3, 1
        cntlzw r3, r3
        srwi r3, r3, 5
        mtspr 256, r2
        blr


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27352 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 05:30:25 +00:00
Chris Lattner
02b72556d7 Remove done item
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27351 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 05:28:54 +00:00
Chris Lattner
4aab2f4ab5 Implement promotion for EXTRACT_VECTOR_ELT, allowing v16i8 multiplies to work with PowerPC.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27349 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 05:06:04 +00:00
Chris Lattner
c55bfd0265 add a note
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27348 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 03:59:11 +00:00
Chris Lattner
bc70cf8be9 Implement the Expand action for binary vector operations to break the binop
into elements and operate on each piece.  This allows generic vector integer
multiplies to work on PPC, though the generated code is horrible.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27347 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 03:57:31 +00:00
Chris Lattner
e58a780166 Intrinsics that just load from memory can be treated like loads: they don't
have to serialize against each other.  This allows us to schedule lvx's
across each other, for example.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27346 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 03:41:14 +00:00
Chris Lattner
7224f84c15 Adjust to change in Intrinsics.gen interface.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27344 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 03:35:01 +00:00
Chris Lattner
edab1b9133 Constant fold all of the vector binops. This allows us to compile this:
"vector unsigned char mergeLowHigh = (vector unsigned char)
( 8, 9, 10, 11, 16, 17, 18, 19, 12, 13, 14, 15, 20, 21, 22, 23 );
vector unsigned char mergeHighLow = vec_xor( mergeLowHigh, vec_splat_u8(8));"

aka:

void %test2(<16 x sbyte>* %P) {
  store <16 x sbyte> cast (<4 x int> xor (<4 x int> cast (<16 x ubyte> < ubyte 8, ubyte 9, ubyte 10, ubyte 11, ubyte 16, ubyte 17, ubyte 18, ubyte 19, ubyte 12, ubyte 13, ubyte 14, ubyte 15, ubyte 20, ubyte 21, ubyte 22, ubyte 23 > to <4 x int>), <4 x int> cast (<16 x sbyte> < sbyte 8, sbyte 8, sbyte 8, sbyte 8, sbyte 8, sbyte 8, sbyte 8, sbyte 8, sbyte 8, sbyte 8, sbyte 8, sbyte 8, sbyte 8, sbyte 8, sbyte 8, sbyte 8 > to <4 x int>)) to <16 x sbyte>), <16 x sbyte> * %P
  ret void
}

into this:

_test2:
        mfspr r2, 256
        oris r4, r2, 32768
        mtspr 256, r4
        li r4, lo16(LCPI2_0)
        lis r5, ha16(LCPI2_0)
        lvx v0, r5, r4
        stvx v0, 0, r3
        mtspr 256, r2
        blr

instead of this:

_test2:
        mfspr r2, 256
        oris r4, r2, 49152
        mtspr 256, r4
        li r4, lo16(LCPI2_0)
        lis r5, ha16(LCPI2_0)
        vspltisb v0, 8
        lvx v1, r5, r4
        vxor v0, v1, v0
        stvx v0, 0, r3
        mtspr 256, r2
        blr

... which occurs here:
http://developer.apple.com/hardware/ve/calcspeed.html


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27343 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 03:25:57 +00:00
Chris Lattner
5e46a19ec8 Add a new -view-legalize-dags command line option
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27342 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 03:07:27 +00:00
Chris Lattner
6258fb2592 Implement constant folding of bit_convert of arbitrary constant vbuild_vector nodes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27341 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 02:53:43 +00:00
Chris Lattner
5e08a11039 These entries already exist
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27340 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 02:51:27 +00:00
Chris Lattner
97d23335ad Add some missing node names
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27339 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 02:41:18 +00:00
Chris Lattner
5295122b0d New note
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27337 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 01:47:20 +00:00
Chris Lattner
4460f4058f Constant fold casts from things like <4 x int> -> <4 x uint>, likewise int<->fp.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27336 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 01:38:28 +00:00
Chris Lattner
541f91b17c Custom lower all BUILD_VECTOR's so that we can compile vec_splat_u8(8) into
"vspltisb v0, 8" instead of a constant pool load.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27335 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 00:43:36 +00:00
Chris Lattner
f8814cf8b8 Prefer larger register classes over smaller ones when a register occurs in
multiple register classes.  This fixes PowerPC/2006-04-01-FloatDoubleExtend.ll


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27334 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-02 00:24:45 +00:00
Chris Lattner
3805dea3fe add valuemapper support for inline asm
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27332 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-01 23:17:11 +00:00
Chris Lattner
c3837d4917 Implement vnot using VNOR instead of using 'vspltisb v0, -1' and vxor
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27331 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-01 22:41:47 +00:00
Chris Lattner
ae1ab3989c Fix InstCombine/2006-04-01-InfLoop.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27330 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-01 22:05:01 +00:00
Chris Lattner
64daab56c2 Fold A^(B&A) -> (B&A)^A
Fold (B&A)^A == ~B & A

This implements InstCombine/xor.ll:test2[56]


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27328 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-01 08:03:55 +00:00
Chris Lattner
60a05cc118 Fix Transforms/IndVarsSimplify/2006-03-31-NegativeStride.ll and
PR726 by performing consistent signed division, not consistent unsigned
division when evaluating scev's.  Do not touch udivs.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27326 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-01 04:48:52 +00:00
Chris Lattner
eaa7c06d86 ADd a note
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27324 91177308-0d34-0410-b5e6-96231b3b80d8
2006-04-01 04:08:29 +00:00
Chris Lattner
6e6b0da303 If we can look through vector operations to find the scalar version of an
extract_element'd value, do so.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27323 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-31 23:01:56 +00:00
Chris Lattner
348ba3f9bf Shrinkify some more intrinsic definitions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27322 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-31 22:41:56 +00:00
Evan Cheng
67d3d4c085 An entry about packed type alignments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27321 91177308-0d34-0410-b5e6-96231b3b80d8
2006-03-31 22:35:14 +00:00