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Commit Graph

95 Commits

Author SHA1 Message Date
Anton Korobeynikov
d08df21f36 The attached patches implement most of the ARM AAPCS-VFP hard float
ABI. The missing piece is support for putting "homogeneous aggregates"
into registers.

Patch by Sandeep Patel!

llvm-svn: 73095
2009-06-08 22:53:56 +00:00
Devang Patel
8d170194e8 Add new function attribute - noimplicitfloat
Update code generator to use this attribute and remove NoImplicitFloat target option.
Update llc to set this attribute when -no-implicit-float command line option is used.

llvm-svn: 72959
2009-06-05 21:57:13 +00:00
Devang Patel
9757e4f9f3 Add new function attribute - noredzone.
Update code generator to use this attribute and remove DisableRedZone target option.
Update llc to set this attribute when -disable-red-zone command line option is used.

llvm-svn: 72894
2009-06-04 22:05:33 +00:00
Evan Cheng
3a7489a4cc CodeGen still defaults to non-verbose asm, but llc now overrides it and default to verbose.
llvm-svn: 67668
2009-03-25 01:47:28 +00:00
Mon P Wang
6ac3a9ac9d Added option to enable generating less precise mad (multiply addition)
for those architectures that support the instruction.

llvm-svn: 67363
2009-03-20 05:06:58 +00:00
Bill Wendling
fca05e3a5c Add a -no-implicit-float flag. This acts like -soft-float, but may generate
floating point instructions that are explicitly specified by the user.

llvm-svn: 66719
2009-03-11 22:30:01 +00:00
Dan Gohman
f3c2ac3497 Enable the red zone on x86-64 by default.
llvm-svn: 63078
2009-01-27 00:58:47 +00:00
Dan Gohman
3a51d8e847 Implement Red Zone utilization on x86-64. This is currently
disabled by default; I'll enable it when I hook it up with
the llvm-gcc flag which controls it.

llvm-svn: 63056
2009-01-26 22:22:31 +00:00
Dan Gohman
9543edc4ef Fix command-line option printing to print two spaces where needed,
instead of requiring all "short description" strings to begin with
two spaces. This makes these strings less mysterious, and it fixes
some cases where short description strings mistakenly did not
begin with two spaces.

llvm-svn: 57521
2008-10-14 20:25:08 +00:00
Owen Anderson
c9a628af26 Add an option to enable StrongPHIElimination, for ease of testing.
llvm-svn: 57259
2008-10-07 20:22:28 +00:00
Devang Patel
a5cda569d3 Remove OptimizeForSize global. Use function attribute optsize.
llvm-svn: 56937
2008-10-01 23:18:38 +00:00
Bill Wendling
c5e40e77f3 Accidental commit of partial 'stack canaries' code
llvm-svn: 55937
2008-09-08 18:12:00 +00:00
Bill Wendling
4cc4caab72 Reverting r55898 to r55909. One of these patches was causing an ICE during the full bootstrap on Darwin:
/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.obj/./gcc/xgcc
-B/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.obj/./gcc/
-B/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.install/i386-apple-darwin9.4.0/bin/
-B/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.install/i386-apple-darwin9.4.0/lib/
-isystem /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.install/i386-apple-darwin9.4.0/include
-isystem /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.install/i386-apple-darwin9.4.0/sys-include
-O2  -O2 -g -O2  -DIN_GCC    -W -Wall -Wwrite-strings
-Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition
-isystem ./include  -fPIC -pipe -g -DHAVE_GTHR_DEFAULT -DIN_LIBGCC2
-D__GCC_FLOAT_NOT_NEEDED  -I. -I. -I../../llvm-gcc.src/gcc
-I../../llvm-gcc.src/gcc/. -I../../llvm-gcc.src/gcc/../include
-I./../intl -I../../llvm-gcc.src/gcc/../libcpp/include
-I../../llvm-gcc.src/gcc/../libdecnumber -I../libdecnumber
-I/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.obj/include
-I/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.src/include
-DSHARED -m64 -DL_negdi2 -c ../../llvm-gcc.src/gcc/libgcc2.c -o
libgcc/x86_64/_negdi2_s.o
Assertion failed: (TargetRegisterInfo::isVirtualRegister(regA) &&
TargetRegisterInfo::isVirtualRegister(regB) && "cannot update physical
register live information"), function runOnMachineFunction, file
/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.src/lib/CodeGen/TwoAddressInstructionPass.cpp,
line 311.
/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.obj/./gcc/xgcc
-B/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.obj/./gcc/
-B/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.install/i386-apple-darwin9.4.0/bin/
-B/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.install/i386-apple-darwin9.4.0/lib/
-isystem /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.install/i386-apple-darwin9.4.0/include
-isystem /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm-gcc.install/i386-apple-darwin9.4.0/sys-include
-O2  -O2 -g -O2  -DIN_GCC    -W -Wall -Wwrite-strings
-Wstrict-prototypes -Wmissing-prototypes -Wold-style-definition
-isystem ./include  -fPIC -pipe -g -DHAVE_GTHR_DEFAULT -DIN_LIBGCC2
-D__GCC_FLOAT_NOT_NEEDED  -I. -I. -I../../llvm-gcc.src/gcc
-I../../llvm-gcc.src/gcc/. -I../../llvm-gcc.src/gcc/../include
-I./../intl -I../../llvm-gcc.src/gcc/../libcpp/include
-I../../llvm-gcc.src/gcc/../libdecnumber -I../libdecnumber
-I/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.obj/include
-I/Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.src/include
-DSHARED -m64 -DL_lshrdi3 -c ../../llvm-gcc.src/gcc/libgcc2.c -o
libgcc/x86_64/_lshrdi3_s.o
../../llvm-gcc.src/gcc/unwind-dw2.c:1527: internal compiler error: Abort trap
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://developer.apple.com/bugreporter> for instructions.
{standard input}:unknown:Undefined local symbol LBB21_11
{standard input}:unknown:Undefined local symbol LBB21_12
{standard input}:unknown:Undefined local symbol LBB21_13
{standard input}:unknown:Undefined local symbol LBB21_8

llvm-svn: 55928
2008-09-08 17:59:12 +00:00
Owen Anderson
32ae9380f1 This option doesn't need to be a target option. It can be in SDISel instead.
llvm-svn: 54336
2008-08-05 00:27:28 +00:00
Owen Anderson
84fbc312d4 - Fix SelectionDAG to generate correct CFGs.
- Add a basic machine-level dead block eliminator.

These two have to go together, since many other parts of the code generator are unable to handle the unreachable blocks otherwise created.

llvm-svn: 54333
2008-08-04 23:54:43 +00:00
Dale Johannesen
f669e7c14f Add a flag to disable jump table generation (all
switches use the binary search algorithm) for
environments that don't support it.  PPC64 JIT
is such an environment; turn the flag on for that.

llvm-svn: 54248
2008-07-31 18:13:12 +00:00
Evan Cheng
5389352c98 Avoid creating expensive comment string if it's not going to be printed.
llvm-svn: 52992
2008-07-01 23:18:29 +00:00
Evan Cheng
f1fb1d7abf Fix indentation.
llvm-svn: 51792
2008-05-30 22:39:18 +00:00
Dan Gohman
bab18cae46 Clean up the use of static and anonymous namespaces. This turned up
several things that were neither in an anonymous namespace nor static
but not intended to be global.

llvm-svn: 51017
2008-05-13 00:00:25 +00:00
Dan Gohman
d4a670284c Make several variable declarations static.
llvm-svn: 50696
2008-05-06 01:53:16 +00:00
Dan Gohman
6054efc488 Make these variables static.
llvm-svn: 50196
2008-04-23 23:15:23 +00:00
Anton Korobeynikov
73935826d4 Make stack alignment options global for all targets
llvm-svn: 50157
2008-04-23 18:18:10 +00:00
Dale Johannesen
edcba1161f Reverse sense of unwind-tables option. This means
stack tracebacks on Darwin x86-64 won't work by default;
nevertheless, everybody but me thinks this is a good idea.

llvm-svn: 49663
2008-04-14 17:54:17 +00:00
Dale Johannesen
5dcdb08b0d Rename -disable-required-unwind-tables to unwind-tables-optional.
llvm-svn: 49389
2008-04-08 18:07:49 +00:00
Dale Johannesen
ec0fe04044 Implement new llc flag -disable-required-unwind-tables.
Corresponds to -fno-unwind-tables (usually default in gcc).

llvm-svn: 49361
2008-04-08 00:10:24 +00:00
Evan Cheng
6ee0633a42 Rename option -optimizefor-size to -optimize-size.
llvm-svn: 48804
2008-03-25 22:28:39 +00:00
Devang Patel
71f3156ea3 Add optimize-for-size knob.
llvm-svn: 48793
2008-03-25 21:02:35 +00:00
Chris Lattner
ad9a6ccb83 Remove attribution from file headers, per discussion on llvmdev.
llvm-svn: 45418
2007-12-29 20:36:04 +00:00
Arnold Schwaighofer
d47210011e Added tail call optimization to the x86 back end. It can be
enabled by passing -tailcallopt to llc.  The optimization is
performed if the following conditions are satisfied:
* caller/callee are fastcc
* elf/pic is disabled OR
  elf/pic enabled + callee is in module + callee has
  visibility protected or hidden

llvm-svn: 42870
2007-10-11 19:40:01 +00:00
Evan Cheng
f3c130a8b6 Enabling new condition code modeling scheme.
llvm-svn: 42459
2007-09-29 00:00:36 +00:00
Evan Cheng
6bfaf13dd9 New temporary option -new-cc-modeling-scheme to test the new cc modeling scheme.
llvm-svn: 42283
2007-09-25 01:50:04 +00:00
Chris Lattner
0b2b0185a0 expose HonorSignDependentRoundingFPMathOption to .td files
llvm-svn: 36658
2007-05-03 00:27:11 +00:00
Chris Lattner
a3d01187b7 Add a new option.
llvm-svn: 36657
2007-05-03 00:16:07 +00:00
Chris Lattner
4741020380 Fix a message, patch by Christopher Lamb.
llvm-svn: 36264
2007-04-19 18:42:38 +00:00
Jim Laskey
5fdc488d4a rename flag
llvm-svn: 33634
2007-01-29 22:40:03 +00:00
Jim Laskey
705f60ece9 Flag to control exception handling.
llvm-svn: 33628
2007-01-29 20:48:32 +00:00
Anton Korobeynikov
2509765bef * Fix one more bug in PIC codegen: extra load is needed for *all*
non-statics.
* Introduce new option to output zero-initialized data to .bss section.
This can reduce size of binaries. Enable it by default for ELF &
Cygwin/Mingw targets. Probably, Darwin should be also added.

llvm-svn: 33299
2007-01-17 10:33:08 +00:00
Bill Wendling
6cf6bb2d24 Revert patch.
llvm-svn: 33298
2007-01-17 09:06:13 +00:00
Bill Wendling
dafa644e4d Create/store/and delete the TargetObjInfo object.
llvm-svn: 33290
2007-01-17 03:50:41 +00:00
Evan Cheng
f1e9ec7225 Added option -soft-float to generate SW fp library calls instead of fp instructions.
llvm-svn: 32393
2006-12-09 02:41:30 +00:00
Jim Laskey
160a8aa339 1. Remove condition on delete.
2. Protect and outline createTargetAsmInfo.

3. Misc. kruft.

llvm-svn: 30169
2006-09-07 23:39:26 +00:00
Jim Laskey
9da25f6119 Make target asm info a property of the target machine.
llvm-svn: 30162
2006-09-07 22:06:40 +00:00
Chris Lattner
98ee856576 remove #include
llvm-svn: 30078
2006-09-04 04:06:01 +00:00
Chris Lattner
fb12884be6 Simplify target construction.
llvm-svn: 30070
2006-09-03 18:44:02 +00:00
Jim Laskey
27420577d7 Tidy up options.
llvm-svn: 29953
2006-08-29 15:13:10 +00:00
Chris Lattner
b4165c39d7 Rename RelocModel::PIC to PIC_, to avoid conflicts with -DPIC.
llvm-svn: 29307
2006-07-26 21:12:04 +00:00
Evan Cheng
a6c9288186 Added option -code-model to set code model (only used in 64-bit) mode. Valid
values include small, kernel, medium, large, and default.

llvm-svn: 29009
2006-07-06 01:53:36 +00:00
Reid Spencer
e39b3b9bf0 For PR786:
Remove a spurious ;

llvm-svn: 28452
2006-05-24 19:05:21 +00:00
Chris Lattner
f604017e47 Patches to make the LLVM sources more -pedantic clean. Patch provided
by Anton Korobeynikov!  This is a step towards closing PR786.

llvm-svn: 28447
2006-05-24 17:04:05 +00:00
Evan Cheng
6909147763 -enable-unsafe-fp-math implies -enable-finite-only-fp-math
llvm-svn: 28437
2006-05-23 18:18:46 +00:00