Chris Lattner
4a397e0e94
Implement isMaskedValueZeroForTargetNode for the various v8 selectcc nodes,
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allowing redundant and's to be eliminated by the dag combiner.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25800 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-30 03:51:45 +00:00
Chris Lattner
44ea7b1a6c
Use V8ISD::CALL instead of ISD::CALL
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25716 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-27 23:30:03 +00:00
Nate Begeman
ee625573b5
Remove TLI.LowerReturnTo, and just let targets custom lower ISD::RET for
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the same functionality. This addresses another piece of bug 680. Next,
on to fixing Alpha VAARG, which I broke last time.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25696 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-27 21:09:22 +00:00
Chris Lattner
4dcfaac2e3
Rest of subtarget support, remove references to ppc
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25642 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-26 07:22:22 +00:00
Evan Cheng
0577a22c67
Set SchedulingForLatency to be the default scheduling preference for all.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25607 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-25 18:52:42 +00:00
Nate Begeman
acc398c195
First part of bug 680:
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Remove TLI.LowerVA* and replace it with SDNodes that are lowered the same
way as everything else.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25606 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-25 18:21:52 +00:00
Evan Cheng
7558b0e80c
Default scheduling preference is SchedulingForLatency.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25603 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-25 09:15:54 +00:00
Chris Lattner
46030a6b0a
implement support for f32 arguments past the first 6 words
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25450 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-19 07:22:29 +00:00
Chris Lattner
99cf50937d
Silly Sparc is big endian. If we have to load args out of incoming stack slots
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that are smaller than an int, make sure to adjust the frame pointer to take
this into consideration.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25351 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-16 01:40:00 +00:00
Chris Lattner
f7511b4943
Make sure that bool,byte and short arguments are the right type when loaded
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from memory.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25346 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-15 22:22:01 +00:00
Chris Lattner
7f9975a793
Disable a broken optimization
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25340 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-15 19:15:46 +00:00
Chris Lattner
934ea49a55
Have legalize take care of DYNAMIC_STACKALLOC for us, implement llvm.stacksave/stackrestore.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25332 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-15 08:55:25 +00:00
Chris Lattner
bce8887cee
Implement DYNAMIC_STACKALLOC for V8
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25330 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-15 08:43:57 +00:00
Nate Begeman
d88fc03602
bswap implementation
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25312 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-14 03:14:10 +00:00
Chris Lattner
b99329e8a0
expand unsupported stacksave/stackrestore nodes
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25272 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-13 02:42:53 +00:00
Chris Lattner
4bb91024ac
Fix branches on FP compares
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25249 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-12 17:05:32 +00:00
Chris Lattner
138d322e96
fix a bug in my previous checkin
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25244 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-12 07:38:04 +00:00
Chris Lattner
72878a463b
Give V8ISD nodes symbolic names in dumps
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25243 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-12 07:31:15 +00:00
Nate Begeman
35ef913ec2
Add bswap, rotl, and rotr nodes
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Add dag combiner code to recognize rotl, rotr
Add ppc code to match rotl
Targets should add rotl/rotr patterns if they have them
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25222 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-11 21:21:00 +00:00
Chris Lattner
7ec6a6e96e
This is no longer needed
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25219 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-11 19:52:46 +00:00
Chris Lattner
b9169ceb23
Use Evan's outflag stuff to implement V8cmpicc. This allows us to write a
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pattern for SUBCCrr, and makes it trivial to add support for SUBCCri, eliminating
an instruction in the common "setcc X, imm" case.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25212 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-11 07:49:38 +00:00
Chris Lattner
3fbb726141
Fix a bug in i32->f64 conversion lowering
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25211 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-11 07:27:40 +00:00
Chris Lattner
cb83374bd9
silence a bogus gcc warning
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25129 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-06 17:56:38 +00:00
Jim Laskey
e0bce71c42
Had expand logic backward.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25105 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-05 01:47:43 +00:00
Jim Laskey
abf6d1784b
Added initial support for DEBUG_LABEL allowing debug specific labels to be
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inserted in the code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25104 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-05 01:25:28 +00:00
Evan Cheng
941334f0b0
Remove some dead code.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25102 91177308-0d34-0410-b5e6-96231b3b80d8
2006-01-05 00:26:14 +00:00
Chris Lattner
330ea12667
fix something-o
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24987 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-23 07:08:39 +00:00
Chris Lattner
74fa64b072
implement vaarg. Varargs now should work.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24986 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-23 06:37:38 +00:00
Chris Lattner
c4769bb529
implement vastart. The dag isel compiles this:
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void test3(va_list Y);
void test2(int F, ...) {
va_list X;
va_start(X, F);
test3(X);
}
into this:
test2:
save -104, %o6, %o6
st %i5, [%i6+88]
st %i4, [%i6+84]
st %i3, [%i6+80]
st %i2, [%i6+76]
st %i1, [%i6+72]
add %i6, 72, %o0
st %o0, [%i6+-4]
call test3
nop
restore %g0, %g0, %g0
retl
nop
The simple isel emits:
test2:
save -96, %o6, %o6
st %i0, [%i6+68]
st %i1, [%i6+72]
st %i2, [%i6+76]
st %i3, [%i6+80]
st %i4, [%i6+84]
st %i5, [%i6+88]
or %g0, 1, %l0
or %g0, 4, %l1
umul %l0, %l1, %l0
add %l0, 7, %l0
and %l0, -8, %l0
sub %o6, %l0, %o6
add %o6, 96, %l0
add %i6, 72, %l1
st %l1, [%l0]
ld [%l0], %o0
call test3
nop
restore %g0, %g0, %g0
retl
nop
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24985 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-23 06:24:04 +00:00
Chris Lattner
53e884587b
make sure bit_converts are expanded
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24978 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-23 05:13:35 +00:00
Chris Lattner
3cb7187d5f
fix the int<->fp instructions, which apparently take a single float register
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to represent the int part (because it's always 32-bits)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24976 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-23 05:00:16 +00:00
Chris Lattner
a01874fc89
Use BIT_CONVERT to simplify this code
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24975 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-23 02:31:39 +00:00
Jim Laskey
e81aecbae6
Disengage DEBUG_LOC from non-PPC targets.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24919 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-21 20:51:37 +00:00
Chris Lattner
7669a51c34
remove dead code
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24896 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-21 05:27:51 +00:00
Chris Lattner
7c423b4df1
Fix pifft by correcting the case when a i64/f64 straddles O5 and memory:
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we were storing into [FP+88] instead of [FP+92].
Improve codegen by emitting [FP+92], instead of emitting a copy of FP into
another GPR which wouldn't be coallesced because FP isn't register allocated.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24859 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-19 07:57:53 +00:00
Chris Lattner
eb0966693b
Fix calls to functions returning i64
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24856 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-19 02:15:51 +00:00
Chris Lattner
61772c20ee
mark some unsupported ops as unsupported
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24852 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-19 01:39:40 +00:00
Chris Lattner
6554beffe4
Keep stack frames 8-byte aligned. This fixes olden/voronoi
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24849 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-19 01:15:13 +00:00
Chris Lattner
8ba0423660
Elimiante SP and FP, which weren't members of the IntRegs register class
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24844 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-19 00:06:52 +00:00
Chris Lattner
311f8c21d0
Add support for calls to external symbols
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24838 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-18 23:07:11 +00:00
Chris Lattner
e90ac3a3e7
we have no memcpy
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24837 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-18 23:00:27 +00:00
Chris Lattner
b4d899e21c
Fix a crash on a call with no arguments
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24836 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-18 22:57:47 +00:00
Chris Lattner
dab05f0e19
Change return lowering so that we can autogen the matching code.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24832 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-18 21:03:04 +00:00
Chris Lattner
2db3ff66f1
Implement Calls for V8. This would be completely autogenerated except for
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a small bug in tblgen. When that is fixed, we can remove the ISD::Call case
in Select.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24830 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-18 15:55:15 +00:00
Chris Lattner
384e5efc0e
Implement the full V8 ABI for incoming arguments.
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24825 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-18 13:33:06 +00:00
Chris Lattner
3308449afc
Give V8 select_cc, in the spirit of the PPC backend
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24823 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-18 08:13:54 +00:00
Chris Lattner
065c896b7a
V8 doesn't have FP extload
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24821 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-18 07:13:32 +00:00
Chris Lattner
d5aae05281
simplifications, fix typo
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24820 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-18 07:09:06 +00:00
Chris Lattner
8fa54dc702
Add frameindex support
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Add support for copying (e.g. returning) doubles
Add support for F<->I instructions
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24818 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-18 06:59:57 +00:00
Chris Lattner
76acc872b3
Add constant pool support, including folding into addresses.
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Pretty print addresses a bit, to not print [%r1+%g0]: just print [%r1]
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24813 91177308-0d34-0410-b5e6-96231b3b80d8
2005-12-18 02:37:35 +00:00