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13415 Commits

Author SHA1 Message Date
Chandler Carruth
327b8f1706 FileCheck-ize and tighten up assertions to only check the relevant sections. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134350 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:43:04 +00:00
Chandler Carruth
44f52f2d39 FileCheck-ize and cleanup IR. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134349 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:43:01 +00:00
Chandler Carruth
b3ce947ecf FileCheck-ize 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134348 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:59 +00:00
Chandler Carruth
f2a3b35a7c Remove a grep that is already checked with FileCheck. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134346 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:56 +00:00
Chandler Carruth
3bd210ea8f FileCheck-ize 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134345 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:53 +00:00
Chandler Carruth
45177cb85c FileCheck-ize and modernize IR. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134344 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:50 +00:00
Chandler Carruth
36da1d9633 FileCheck-ize and simplify RUNs. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134343 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:48 +00:00
Chandler Carruth
431d63b560 FileCheck-ize and modernize the RUN line. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134342 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:44 +00:00
Chandler Carruth
03119ab3d7 FileCheck-ize, tightening checks and avoiding a temporary file. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134341 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:42 +00:00
Chandler Carruth
5a26013390 FileCheck-ize, tightening checks and avoiding a temporary file. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134340 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:39 +00:00
Chandler Carruth
2fa43a7315 FileCheck-ize 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134339 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:36 +00:00
Chandler Carruth
19318fe135 FileCheck-ize 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134338 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:33 +00:00
Chandler Carruth
fa9d797d73 FileCheck-ize a test, avoiding a temporary file. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134337 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:31 +00:00
Chandler Carruth
d26117d7f6 FileCheck-ize and simplify this test. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134336 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:28 +00:00
Chandler Carruth
8a0a4de71f FileCheck-ize 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134335 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:25 +00:00
Chandler Carruth
8b89789188 FileCheck-ize another codegen test. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134334 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:22 +00:00
Chandler Carruth
d95cb01823 Partially FileCheck-ize a test to remove a weird quoting situation. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134333 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:20 +00:00
Chandler Carruth
218674ba61 FileCheck-ize another test, and upgrade its syntax a bit. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134332 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:17 +00:00
Chandler Carruth
8f786a5834 FileCheck-ize another codegen test, tightening it up. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134331 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:14 +00:00
Chandler Carruth
4d28d7365a FileCheck-ize another test, making it much more precise for testing the 
individual cases, while hard coding less about registers in use.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134330 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:11 +00:00
Chandler Carruth
549f123715 FileCheck-ize another test. This one is more clear and runs fewer 
commands as a result.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134329 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:08 +00:00
Chandler Carruth
0d390f6366 FileCheck-ize a test, no functionality changed. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134328 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 20:42:06 +00:00
Jakob Stoklund Olesen
9d812a2805 Better diagnostics when inline asm fails to allocate. 
asm.c:2:7: error: ran out of registers during register allocation
  asm(""::"r"(0), "r"(1), "r"(2), "r"(3), "r"(4), "r"(5), "r"(6), "r"(7), "r"(8), "r"(9));
        ^

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134310 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 07:17:37 +00:00
Eric Christopher
839656120b Be less specific about register allocation ordering. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134308 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 04:06:41 +00:00
Andrew Trick
4b02915386 indvars -disable-iv-rewrite: bug fix involving weird geps and related cleanup. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134306 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-02 02:34:25 +00:00
Eric Christopher
e3997d40de TargetConstant immediates won't be placed into registers so tighten 
up the valid constant check earlier.

rdar://9692967


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134286 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-01 23:04:38 +00:00
Dan Gohman
71997f303e Teach IVUsers to stop at non-affine expressions unless they are both 
outside the loop and reducible.

This more completely hides them from LSR, which isn't usually able to
do anything meaningful with non-affine expressions anyway, and this
consequently hides them from SCEVExpander, which is acutely unprepared
for non-affine expressions.

Replace test/CodeGen/X86/lsr-nonaffine.ll with a new test that tests
the new behavior.

This works around the bug in PR10117 / rdar://problem/9633149, and is
generally an improvement besides.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134268 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-01 22:05:19 +00:00
Jim Grosbach
a7603982db ARMv7M vs. ARMv7E-M support. 
The DSP instructions in the Thumb2 instruction set are an optional extension
in the Cortex-M* archtitecture. When present, the implementation is considered
an "ARMv7E-M implementation," and when not, an "ARMv7-M implementation."

Add a subtarget feature hook for the v7e-m instructions and hook it up. The
cortex-m3 cpu is an example of a v7m implementation, while the cortex-m4 is
a v7e-m implementation.

rdar://9572992



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134261 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-01 21:12:19 +00:00
Dan Gohman
68c0dbc14f Improve constant folding of undef for cmp and select operators. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134223 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-01 01:03:43 +00:00
Eric Christopher
5e653c925c Add support for the 'j' immediate constraint. This is conditionalized on 
supporting the instruction that the constraint is for 'movw'.

Part of rdar://9119939


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134222 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-01 01:00:07 +00:00
Dan Gohman
30cb6dda5a Improve constant folding of undef for binary operators. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134221 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-01 00:42:17 +00:00
Eric Christopher
d5dc9eca2b Add support for the ARM 't' register constraint. And another testcase 
for the 'x' register constraint.

Part of rdar://9119939


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134220 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-01 00:30:46 +00:00
Eric Christopher
89bd71fc53 Add support for the 'x' constraint. 
Part of rdar://9307836 and rdar://9119939


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134215 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-07-01 00:14:47 +00:00
Jakob Stoklund Olesen
098c7ac7c8 Fix a problem with fast-isel return values introduced in r134018. 
We would put the return value from long double functions in the wrong
register.

This fixes gcc.c-torture/execute/conversion.c

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134205 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-30 23:42:18 +00:00
Eric Christopher
73744df0c4 Add support for the 'h' constraint. 
Part of rdar://9119939


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134203 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-30 23:23:01 +00:00
Jim Grosbach
63b46faeb8 Thumb1 register to register MOV instruction is predicable. 
Fix a FIXME and allow predication (in Thumb2) for the T1 register to
register MOV instructions. This allows some better codegen with
if-conversion (as seen in the test updates), plus it lays the groundwork
for pseudo-izing the tMOVCC instructions.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134197 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-30 22:10:46 +00:00
Rafael Espindola
77a2c372fa Add r134057 back, but splice the predecessor after the successors phi 
nodes.

Original message:
Let simplify cfg simplify bb with only debug and lifetime intrinsics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134182 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-30 20:14:24 +00:00
Andrew Trick
6e0ce24e0c indvars -disable-iv-rewrite: handle cloning binary operators that cannot overflow. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134177 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-30 19:02:17 +00:00
Jim Grosbach
16f9924000 Pseudo-ize the t2LDMIA_RET instruction. 
It's just a t2LDMIA_UPD instruction with extra codegen properties, so it
doesn't need the encoding information. As a side-benefit, we now correctly
recognize for instruction printing as a 'pop' instruction.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134173 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-30 18:25:42 +00:00
Joerg Sonnenberger
ca0ede7655 Recognize the xstorerng alias for VIA PadLock's xstore instruction. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134126 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-30 01:38:03 +00:00
Andrew Trick
60ac719c85 indvars -disable-iv-rewrite: handle an edge case involving identity phis. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134124 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-30 01:27:23 +00:00
Eric Christopher
5d8aa345dd Fix a small thinko for constant i64 lock/orq optimization where we 
we didn't have an opcode for 64-bit constant or expressions.

Fixes rdar://9692967


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134121 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-30 00:48:30 +00:00
Devang Patel
272511f518 Revert r133953 for now. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134116 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-29 23:50:13 +00:00
Andrew Trick
cc359d9fa2 indvars -disable-iv-rewrite: insert new trunc instructions carefully. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134112 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-29 23:03:57 +00:00
Cameron Zwarich
faff127319 In the ARM global merging pass, allow extraneous alignment specifiers. This pass 
already makes the assumption, which is correct on ARM, that a type's alignment is
less than its alloc size. This improves codegen with Clang (which inserts a lot of
extraneous alignment specifiers) and fixes <rdar://problem/9695089>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134106 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-29 22:24:25 +00:00
Chad Rosier
ce77aa3edc Temporarily revert r134057: "Let simplify cfg simplify bb with only debug and 
lifetime intrinsics" due to buildbot failures.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134071 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-29 16:22:11 +00:00
Jim Grosbach
254cf03a45 Asm parser range checking on .<size> <value> directives. 
For example, ".byte 256" would previously assert() when emitting an object
file. Now it generates a diagnostic that the literal value is out of range.

rdar://9686950


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134069 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-29 16:05:14 +00:00
Benjamin Kramer
8981bce73f Don't depend on the optimization reverted in r134067. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134068 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-29 14:07:18 +00:00
Benjamin Kramer
bdd1ef2dbe Revert a part of r126557 which could create unschedulable DAGs. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134067 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-29 13:47:25 +00:00
Rafael Espindola
0fb7dcd48f Let simplify cfg simplify bb with only debug and lifetime intrinsics. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134057 91177308-0d34-0410-b5e6-96231b3b80d8
 2011-06-29 05:25:47 +00:00