Nate Begeman [Thu, 4 Aug 2005 20:49:48 +0000 (20:49 +0000)]
Use the new subtarget support to automatically choose the correct ABI
and asm printer for PowerPC if one is not specified.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22659
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Chris Lattner [Thu, 4 Aug 2005 20:03:32 +0000 (20:03 +0000)]
* Refactor some code into a new BasedUser::RewriteInstructionToUseNewBase
method.
* Fix a crash on 178.galgel, where we would insert expressions before PHI
nodes instead of into the PHI node predecessor blocks.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22657
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Chris Lattner [Thu, 4 Aug 2005 19:56:35 +0000 (19:56 +0000)]
This should not run lli, that is for llvm-test.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22656
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Chris Lattner [Thu, 4 Aug 2005 19:55:39 +0000 (19:55 +0000)]
None of these tests should require a working lli, they are codegen tests,
not execution tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22655
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Chris Lattner [Thu, 4 Aug 2005 19:26:19 +0000 (19:26 +0000)]
Fix a case that caused this to crash on 178.galgel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22653
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Chris Lattner [Thu, 4 Aug 2005 19:08:16 +0000 (19:08 +0000)]
Teach LSR about loop-variant expressions, such as loops like this:
for (i = 0; i < N; ++i)
A[i][foo()] = 0;
here we still want to strength reduce the A[i] part, even though foo() is
l-v.
This also simplifies some of the 'CanReduce' logic.
This implements Transforms/LoopStrengthReduce/ops_after_indvar.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22652
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Chris Lattner [Thu, 4 Aug 2005 19:08:07 +0000 (19:08 +0000)]
This testcase now passes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22651
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Nate Begeman [Thu, 4 Aug 2005 18:13:56 +0000 (18:13 +0000)]
Remove some more dead code.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22650
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Chris Lattner [Thu, 4 Aug 2005 17:40:30 +0000 (17:40 +0000)]
Refactor this code substantially with the following improvements:
1. We only analyze instructions once, guaranteed
2. AnalyzeGetElementPtrUsers has been ripped apart and replaced with
something much simpler.
The next step is to handle expressions that are not all indvar+loop-invariant
values (e.g. handling indvar+loopvariant).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22649
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Andrew Lenharth [Thu, 4 Aug 2005 15:32:36 +0000 (15:32 +0000)]
No, IDEFs shouldn't be JITed
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22648
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Misha Brukman [Thu, 4 Aug 2005 14:22:41 +0000 (14:22 +0000)]
* Unbreak release build
* Add comments to #endif pragmas for readability
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22647
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Misha Brukman [Thu, 4 Aug 2005 14:16:48 +0000 (14:16 +0000)]
* Unbreak optimized build (noticed by Eric van Riet Paap)
* Comment #endif clauses for readability
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22646
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Nate Begeman [Thu, 4 Aug 2005 07:12:09 +0000 (07:12 +0000)]
Add Subtarget support to PowerPC. Next up, using it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22644
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Chris Lattner [Thu, 4 Aug 2005 01:19:13 +0000 (01:19 +0000)]
refactor some code
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22643
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Chris Lattner [Thu, 4 Aug 2005 01:18:48 +0000 (01:18 +0000)]
this is not implemented by lsr yet
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22642
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Chris Lattner [Thu, 4 Aug 2005 00:40:47 +0000 (00:40 +0000)]
invert to if's to make the logic simpler
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22641
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Chris Lattner [Thu, 4 Aug 2005 00:14:11 +0000 (00:14 +0000)]
When processing outer loops and we find uses of an IV in inner loops, make
sure to handle the use, just don't recurse into it.
This permits us to generate this code for a simple nested loop case:
.LBB_foo_0: ; entry
stwu r1, -48(r1)
stw r29, 44(r1)
stw r30, 40(r1)
mflr r11
stw r11, 56(r1)
lis r2, ha16(L_A$non_lazy_ptr)
lwz r30, lo16(L_A$non_lazy_ptr)(r2)
li r29, 1
.LBB_foo_1: ; no_exit.0
bl L_bar$stub
li r2, 1
or r3, r30, r30
.LBB_foo_2: ; no_exit.1
lfd f0, 8(r3)
stfd f0, 0(r3)
addi r4, r2, 1
addi r3, r3, 8
cmpwi cr0, r2, 100
or r2, r4, r4
bne .LBB_foo_2 ; no_exit.1
.LBB_foo_3: ; loopexit.1
addi r30, r30, 800
addi r2, r29, 1
cmpwi cr0, r29, 100
or r29, r2, r2
bne .LBB_foo_1 ; no_exit.0
.LBB_foo_4: ; return
lwz r11, 56(r1)
mtlr r11
lwz r30, 40(r1)
lwz r29, 44(r1)
lwz r1, 0(r1)
blr
instead of this:
_foo:
.LBB_foo_0: ; entry
stwu r1, -48(r1)
stw r28, 44(r1) ;; uses an extra register.
stw r29, 40(r1)
stw r30, 36(r1)
mflr r11
stw r11, 56(r1)
li r30, 1
li r29, 0
or r28, r29, r29
.LBB_foo_1: ; no_exit.0
bl L_bar$stub
mulli r2, r28, 800 ;; unstrength-reduced multiply
lis r3, ha16(L_A$non_lazy_ptr) ;; loop invariant address computation
lwz r3, lo16(L_A$non_lazy_ptr)(r3)
add r2, r2, r3
mulli r4, r29, 800 ;; unstrength-reduced multiply
addi r3, r3, 8
add r3, r4, r3
li r4, 1
.LBB_foo_2: ; no_exit.1
lfd f0, 0(r3)
stfd f0, 0(r2)
addi r5, r4, 1
addi r2, r2, 8 ;; multiple stride 8 IV's
addi r3, r3, 8
cmpwi cr0, r4, 100
or r4, r5, r5
bne .LBB_foo_2 ; no_exit.1
.LBB_foo_3: ; loopexit.1
addi r28, r28, 1 ;;; Many IV's with stride 1
addi r29, r29, 1
addi r2, r30, 1
cmpwi cr0, r30, 100
or r30, r2, r2
bne .LBB_foo_1 ; no_exit.0
.LBB_foo_4: ; return
lwz r11, 56(r1)
mtlr r11
lwz r30, 36(r1)
lwz r29, 40(r1)
lwz r28, 44(r1)
lwz r1, 0(r1)
blr
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22640
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Chris Lattner [Wed, 3 Aug 2005 23:44:42 +0000 (23:44 +0000)]
Teach loop-reduce to see into nested loops, to pull out immediate values
pushed down by SCEV.
In a nested loop case, this allows us to emit this:
lis r3, ha16(L_A$non_lazy_ptr)
lwz r3, lo16(L_A$non_lazy_ptr)(r3)
add r2, r2, r3
li r3, 1
.LBB_foo_2: ; no_exit.1
lfd f0, 8(r2) ;; Uses offset of 8 instead of 0
stfd f0, 0(r2)
addi r4, r3, 1
addi r2, r2, 8
cmpwi cr0, r3, 100
or r3, r4, r4
bne .LBB_foo_2 ; no_exit.1
instead of this:
lis r3, ha16(L_A$non_lazy_ptr)
lwz r3, lo16(L_A$non_lazy_ptr)(r3)
add r2, r2, r3
addi r3, r3, 8
li r4, 1
.LBB_foo_2: ; no_exit.1
lfd f0, 0(r3)
stfd f0, 0(r2)
addi r5, r4, 1
addi r2, r2, 8
addi r3, r3, 8
cmpwi cr0, r4, 100
or r4, r5, r5
bne .LBB_foo_2 ; no_exit.1
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22639
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Chris Lattner [Wed, 3 Aug 2005 23:30:08 +0000 (23:30 +0000)]
improve debug output
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22638
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Nate Begeman [Wed, 3 Aug 2005 23:26:28 +0000 (23:26 +0000)]
Scalar SSE: load +0.0 -> xorps/xorpd
Scalar SSE: a < b ? c : 0.0 -> cmpss, andps
Scalar SSE: float -> i16 needs to be promoted
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22637
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Chris Lattner [Wed, 3 Aug 2005 22:51:40 +0000 (22:51 +0000)]
this now passes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22636
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Chris Lattner [Wed, 3 Aug 2005 22:51:21 +0000 (22:51 +0000)]
Move from Stage 0 to Stage 1.
Only emit one PHI node for IV uses with identical bases and strides (after
moving foldable immediates to the load/store instruction).
This implements LoopStrengthReduce/dont_insert_redundant_ops.ll, allowing
us to generate this PPC code for test1:
or r30, r3, r3
.LBB_test1_1: ; Loop
li r2, 0
stw r2, 0(r30)
stw r2, 4(r30)
bl L_pred$stub
addi r30, r30, 8
cmplwi cr0, r3, 0
bne .LBB_test1_1 ; Loop
instead of this code:
or r30, r3, r3
or r29, r3, r3
.LBB_test1_1: ; Loop
li r2, 0
stw r2, 0(r29)
stw r2, 4(r30)
bl L_pred$stub
addi r30, r30, 8 ;; Two iv's with step of 8
addi r29, r29, 8
cmplwi cr0, r3, 0
bne .LBB_test1_1 ; Loop
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22635
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Andrew Lenharth [Wed, 3 Aug 2005 22:33:21 +0000 (22:33 +0000)]
Alpha ABI specifies stack is always 16 byte alligned, and gcc does it, so I will too
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22634
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Chris Lattner [Wed, 3 Aug 2005 22:21:05 +0000 (22:21 +0000)]
Rename IVUse to IVUsersOfOneStride, use a struct instead of a pair to
unify some parallel vectors and get field names more descriptive than
"first" and "second". This isn't lisp afterall :)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22633
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Chris Lattner [Wed, 3 Aug 2005 21:36:09 +0000 (21:36 +0000)]
Fix a nasty dangling pointer issue. The ScalarEvolution pass would keep a
map from instruction* to SCEVHandles. When we delete instructions, we have
to tell it about it. We would run into nasty cases where new instructions
were reallocated at old instruction addresses and get the old map values.
Bad bad bad :(
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22632
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Chris Lattner [Wed, 3 Aug 2005 21:01:46 +0000 (21:01 +0000)]
Fix this to test the BE we care about
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22631
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Chris Lattner [Wed, 3 Aug 2005 20:53:19 +0000 (20:53 +0000)]
Fix an obvious bug in the Log2 stuff that broke SingleSource/UnitTests/2005-05-12-Int64ToFP
last night.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22630
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Chris Lattner [Wed, 3 Aug 2005 20:31:37 +0000 (20:31 +0000)]
Fix PR611, codegen'ing SREM of FP operands to fmod or fmodf instead of
the sequence used for integer ops
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22629
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Chris Lattner [Wed, 3 Aug 2005 18:51:44 +0000 (18:51 +0000)]
The correct fix for PR612, which also fixes
Transforms/LowerInvoke/2005-08-03-InvokeWithPHIUse.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22628
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Chris Lattner [Wed, 3 Aug 2005 18:51:15 +0000 (18:51 +0000)]
new testcase for PR612
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22627
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Chris Lattner [Wed, 3 Aug 2005 18:34:29 +0000 (18:34 +0000)]
When inserting code, make sure not to insert it before PHI nodes. This
fixes PR612 and Transforms/LowerInvoke/2005-08-03-InvokeWithPHI.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22626
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Chris Lattner [Wed, 3 Aug 2005 18:33:48 +0000 (18:33 +0000)]
new testcase for PR612
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22625
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Nate Begeman [Wed, 3 Aug 2005 18:27:17 +0000 (18:27 +0000)]
Add a couple rlwinm tests for bitfield clears
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22624
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Nate Begeman [Wed, 3 Aug 2005 18:11:23 +0000 (18:11 +0000)]
Update rlwimi tests to catch all the cases we care about
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22623
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Chris Lattner [Wed, 3 Aug 2005 18:01:07 +0000 (18:01 +0000)]
Testcase that used to crash simplifycfg
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22622
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Chris Lattner [Wed, 3 Aug 2005 17:59:45 +0000 (17:59 +0000)]
Fix Transforms/SimplifyCFG/2005-08-03-PHIFactorCrash.ll, a problem that
occurred while bugpointing another testcase
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22621
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Chris Lattner [Wed, 3 Aug 2005 17:55:05 +0000 (17:55 +0000)]
add support for Graphviz when viewing CFGs
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22620
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Misha Brukman [Wed, 3 Aug 2005 17:29:52 +0000 (17:29 +0000)]
Fix grammar: apostrophe-s ('s) is possessive, not plural; also iff vs. if.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22619
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Chris Lattner [Wed, 3 Aug 2005 16:53:58 +0000 (16:53 +0000)]
Wrap comments to 80 cols, fix code sequence for CountLeadingZeros_64 on
non-ppc GCC 4.0 machines. Patch by Jim Laskey!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22618
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Chris Lattner [Wed, 3 Aug 2005 16:52:22 +0000 (16:52 +0000)]
minor capitalization thing, patch by Jim Laskey
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22617
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Chris Lattner [Wed, 3 Aug 2005 01:04:40 +0000 (01:04 +0000)]
Fix another bug in the clz patch that caused miscompilations when !gcc4
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22616
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Chris Lattner [Wed, 3 Aug 2005 00:59:12 +0000 (00:59 +0000)]
Finally, add the required constraint checks to fix Transforms/SimplifyCFG/2005-08-01-PHIUpdateFail.ll
the right way
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22615
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Chris Lattner [Wed, 3 Aug 2005 00:58:44 +0000 (00:58 +0000)]
un-xfail this
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22614
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Chris Lattner [Wed, 3 Aug 2005 00:38:27 +0000 (00:38 +0000)]
Simplify some code, add the correct pred checks
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22613
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Chris Lattner [Wed, 3 Aug 2005 00:29:26 +0000 (00:29 +0000)]
Refactor code out of PropagatePredecessorsForPHIs, turning it into a pure function with no side-effects
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22612
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Chris Lattner [Wed, 3 Aug 2005 00:23:42 +0000 (00:23 +0000)]
use splice instead of remove/insert to avoid some symtab operations
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22611
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Chris Lattner [Wed, 3 Aug 2005 00:19:45 +0000 (00:19 +0000)]
move two functions up in the file, use SafeToMergeTerminators to eliminate
some duplicated code
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22610
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Chris Lattner [Wed, 3 Aug 2005 00:11:16 +0000 (00:11 +0000)]
Rip some code out of the main SimplifyCFG function into a subfunction and
call it from the only place it is live. No functionality changes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22609
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Chris Lattner [Wed, 3 Aug 2005 00:10:28 +0000 (00:10 +0000)]
This fails for now
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22608
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Chris Lattner [Tue, 2 Aug 2005 23:31:38 +0000 (23:31 +0000)]
Disable this patch:
http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-
20050801/027345.html
This breaks real programs and only fixes an obscure regression testcase. A
real fix is in development.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22606
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Chris Lattner [Tue, 2 Aug 2005 23:29:23 +0000 (23:29 +0000)]
Change a place to use an arbitrary value instead of null, when possible
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22605
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Chris Lattner [Tue, 2 Aug 2005 23:25:56 +0000 (23:25 +0000)]
If the user interrupts bugpoint, don't extract loops
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22603
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Chris Lattner [Tue, 2 Aug 2005 22:10:21 +0000 (22:10 +0000)]
Add a note, people are responsible for requesting that they be added to the
file.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22602
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Chris Lattner [Tue, 2 Aug 2005 22:07:38 +0000 (22:07 +0000)]
Pass -export-dynamic to gcc when compiling with -native and the link is
performed with -export-dynamic (aka. -disable-internalize).
Patch by Nicholas Riley!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22601
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Chris Lattner [Tue, 2 Aug 2005 20:21:33 +0000 (20:21 +0000)]
Fix the non-gcc 4.0 paths for countleadingzeros
Patch fixed by Jim Laskey
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22598
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Chris Lattner [Tue, 2 Aug 2005 20:06:18 +0000 (20:06 +0000)]
Fix inverted conditionals
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22597
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Chris Lattner [Tue, 2 Aug 2005 19:35:29 +0000 (19:35 +0000)]
one more hunk that got dropped
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22596
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Chris Lattner [Tue, 2 Aug 2005 19:30:55 +0000 (19:30 +0000)]
This hunk accidentally got dropped. Patch by Jim Laskey
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22595
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Chris Lattner [Tue, 2 Aug 2005 19:26:06 +0000 (19:26 +0000)]
Update to use the new MathExtras.h support for log2 computation.
Patch contributed by Jim Laskey!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22594
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Chris Lattner [Tue, 2 Aug 2005 19:21:51 +0000 (19:21 +0000)]
Fix the non-gcc 4.0 path to compile
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22593
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Chris Lattner [Tue, 2 Aug 2005 19:16:58 +0000 (19:16 +0000)]
Update to use the new MathExtras.h support for log2 computation.
Patch contributed by Jim Laskey!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22592
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Chris Lattner [Tue, 2 Aug 2005 19:15:30 +0000 (19:15 +0000)]
Consolidate all of the various log2 computing functions into MathExtras.h.
Also, provide accelerated implementations when building with GCC.
Patch contributed by Jim Laskey!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22591
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Chris Lattner [Tue, 2 Aug 2005 19:14:25 +0000 (19:14 +0000)]
Update a doc, patch contributed by Jim Laskey!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22590
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Chris Lattner [Tue, 2 Aug 2005 19:07:49 +0000 (19:07 +0000)]
add a pass name to make debugging dumps nicer
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22588
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Misha Brukman [Tue, 2 Aug 2005 16:04:59 +0000 (16:04 +0000)]
Fix grammar: it's == "it is".
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22587
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Chris Lattner [Tue, 2 Aug 2005 03:31:14 +0000 (03:31 +0000)]
Like the comment says, do not insert cast instructions before phi nodes
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22586
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Jeff Cohen [Tue, 2 Aug 2005 03:26:32 +0000 (03:26 +0000)]
It's dangerous coding on Mondays.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22585
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Chris Lattner [Tue, 2 Aug 2005 03:24:05 +0000 (03:24 +0000)]
This code was very close, but not quite right. It did not take into
consideration the case where a reference in an unreachable block could
occur. This fixes Transforms/SimplifyCFG/2005-08-01-PHIUpdateFail.ll,
something I ran into while bugpoint'ing another pass.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22584
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Chris Lattner [Tue, 2 Aug 2005 03:23:03 +0000 (03:23 +0000)]
New testcase that caused simplifycfg to crash
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22583
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Jeff Cohen [Tue, 2 Aug 2005 03:04:47 +0000 (03:04 +0000)]
Implement SetInterruptFunction for Windows.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22582
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Chris Lattner [Tue, 2 Aug 2005 02:52:02 +0000 (02:52 +0000)]
add a comment, make a check more lenient
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22581
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Chris Lattner [Tue, 2 Aug 2005 02:44:31 +0000 (02:44 +0000)]
Simplify for loop, clear a per-loop map after processing each loop
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22580
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Chris Lattner [Tue, 2 Aug 2005 02:16:17 +0000 (02:16 +0000)]
When the user hits ctrl-c, bugpoint should attempt to stop reduction as
quickly as possible and output what it has so far. If they hit it twice,
bugpoint is killed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22579
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Chris Lattner [Tue, 2 Aug 2005 02:14:22 +0000 (02:14 +0000)]
Implement sys::SetInterruptFunction on Unix, stub it on win32 so that the
build will not fail
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22578
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Chris Lattner [Tue, 2 Aug 2005 02:13:42 +0000 (02:13 +0000)]
add a new function proto
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22577
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Chris Lattner [Tue, 2 Aug 2005 01:32:29 +0000 (01:32 +0000)]
Add a comment
Make LSR ignore GEP's that have loop variant base values, as we currently
cannot codegen them
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22576
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Chris Lattner [Tue, 2 Aug 2005 00:41:11 +0000 (00:41 +0000)]
Fix an iterator invalidation problem
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22575
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Chris Lattner [Tue, 2 Aug 2005 00:11:53 +0000 (00:11 +0000)]
200.sixtrack prints FP numbers with a very strange notation that uses D
instead of E for exponentials (e.g. 1.234D-43). Add support for this
notation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22574
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Chris Lattner [Tue, 2 Aug 2005 00:10:52 +0000 (00:10 +0000)]
make is the standard name, not gmake
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22573
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Chris Lattner [Mon, 1 Aug 2005 20:38:31 +0000 (20:38 +0000)]
Mark these as V9 specific
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22572
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Andrew Lenharth [Mon, 1 Aug 2005 20:06:01 +0000 (20:06 +0000)]
update function codes to reflect /su flags that have been added since this was written
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22571
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Chris Lattner [Mon, 1 Aug 2005 18:16:37 +0000 (18:16 +0000)]
Fix casts from long to sbyte on ppc
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22570
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Andrew Lenharth [Mon, 1 Aug 2005 17:47:28 +0000 (17:47 +0000)]
use llabs not abs
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22569
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Andrew Lenharth [Mon, 1 Aug 2005 17:35:40 +0000 (17:35 +0000)]
one cannot allocate a global, until one is done initializing the global pointers
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22568
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Chris Lattner [Mon, 1 Aug 2005 17:10:50 +0000 (17:10 +0000)]
temporarily fail these two tests until LSR evolves to support them
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22567
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Chris Lattner [Mon, 1 Aug 2005 16:52:50 +0000 (16:52 +0000)]
ConstantInt::get only works for arguments < 128.
SimplifyLibCalls probably has to be audited to make sure it does not make
this mistake elsewhere. Also, if this code knows that the type will be
unsigned, obviously one arm of this is dead.
Reid, can you take a look into this further?
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22566
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Jeff Cohen [Sat, 30 Jul 2005 18:33:25 +0000 (18:33 +0000)]
Keep tabs and trailing spaces out.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22565
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Jeff Cohen [Sat, 30 Jul 2005 18:22:27 +0000 (18:22 +0000)]
Fix VC++ build problems.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22564
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Chris Lattner [Sat, 30 Jul 2005 01:40:57 +0000 (01:40 +0000)]
fix float->long conversions on x86
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22563
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Chris Lattner [Sat, 30 Jul 2005 01:33:38 +0000 (01:33 +0000)]
this tests every fp-to-integer conversion
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22562
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Chris Lattner [Sat, 30 Jul 2005 00:43:00 +0000 (00:43 +0000)]
fix a typeo
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22561
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Nate Begeman [Sat, 30 Jul 2005 00:21:31 +0000 (00:21 +0000)]
Ack, typo
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22560
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Chris Lattner [Sat, 30 Jul 2005 00:17:52 +0000 (00:17 +0000)]
Change the fp to integer code to not perform 2-byte stores followed by
1 byte loads and other operations. This is bad for store-forwarding on
common CPUs. We now do this:
fnstcw WORD PTR [%ESP]
mov %AX, WORD PTR [%ESP]
instead of:
fnstcw WORD PTR [%ESP]
mov %AL, BYTE PTR [%ESP + 1]
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22559
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Nate Begeman [Sat, 30 Jul 2005 00:15:07 +0000 (00:15 +0000)]
Commit a new LoopStrengthReduce pass that can use scalar evolutions and
target data to decide which loop induction variables to strength reduce
and how to do so. This work is mostly by Chris Lattner, with tweaks by
me to get it working on some of MultiSource.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22558
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Nate Begeman [Sat, 30 Jul 2005 00:12:19 +0000 (00:12 +0000)]
Break SCEVExpander out of IndVarSimplify into its own .h/.cpp file so that
other passes may use it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22557
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Chris Lattner [Sat, 30 Jul 2005 00:05:54 +0000 (00:05 +0000)]
Use a custom expander for all FP to int conversions, as the X86 only has
FP-to-int-in-memory: this exposes the load from the stored slot to the
selection dag, allowing it to be folded into other operaions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22556
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Chris Lattner [Sat, 30 Jul 2005 00:04:12 +0000 (00:04 +0000)]
Allow targets to have custom expanders for FP_TO_*INT conversions where
both the src and dest values are legal
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22555
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Andrew Lenharth [Fri, 29 Jul 2005 23:40:16 +0000 (23:40 +0000)]
support near allocations for the JIT
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22554
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Andrew Lenharth [Fri, 29 Jul 2005 23:32:02 +0000 (23:32 +0000)]
turn off GOT on archs that didn't use it (not that it appeard to harm them much with it on)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22553
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Chris Lattner [Fri, 29 Jul 2005 01:00:29 +0000 (01:00 +0000)]
Implement a FIXME: move a bunch of cruft for handling FP_TO_*INT operations
that the X86 does not support to the legalizer. This allows it to be better
optimized, etc, and will help with SSE support.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22551
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