Commit Graph

27887 Commits

Author SHA1 Message Date
Reid Spencer 8e60eec519 Initial, non-functional, version of llvm-upgrade. This version just echos
its input. Committed for safekeeping purposes. Don't use this yet.

llvm-svn: 32030
2006-11-30 06:36:44 +00:00
Evan Cheng 983ac81fb0 New LSR test case.
llvm-svn: 32029
2006-11-29 23:48:37 +00:00
Evan Cheng 7a9238c84d In PIC mode, GV not requiring an extra load can be used as address immediate.
llvm-svn: 32028
2006-11-29 23:48:14 +00:00
Evan Cheng 8c84c7cd0d Clean up.
llvm-svn: 32027
2006-11-29 23:46:27 +00:00
Evan Cheng 0b1692216d Fix for PR1018 - Better support for X86-64 Linux in small code model.
llvm-svn: 32026
2006-11-29 23:19:46 +00:00
Reid Spencer 70c3dd4eff Get the delegation right for InstVisitor.
llvm-svn: 32025
2006-11-29 21:37:00 +00:00
Chris Lattner 2f648fc55d Fix bug codegen'ing FP constant vectors with integer splats. Make sure the
created intrinsics have the right integer types.  This fixes
PowerPC/2006-11-29-AltivecFPSplat.ll

llvm-svn: 32024
2006-11-29 19:58:49 +00:00
Chris Lattner c386b40714 new testcase
llvm-svn: 32023
2006-11-29 19:57:55 +00:00
Evan Cheng a743fada65 Avoid inifinite looping if READCYCLECOUNTER isn't custom lowered.
llvm-svn: 32022
2006-11-29 19:13:47 +00:00
Jim Laskey 01b74b6f7b Eliminate unnecessary scopes.
llvm-svn: 32020
2006-11-29 16:55:57 +00:00
Jim Laskey 152671f0bf Offset for load of 32-bit arg in 64-bit world was incorrect.
llvm-svn: 32019
2006-11-29 13:37:09 +00:00
Evan Cheng e2e0a33e6c Add x86-64 llvm.readcyclecounter test.
llvm-svn: 32018
2006-11-29 08:29:59 +00:00
Evan Cheng 28a9e9b230 Custom lower READCYCLECOUNTER for x86-64.
llvm-svn: 32017
2006-11-29 08:28:13 +00:00
Evan Cheng 6973993e9c Allow target to custom lower READCYCLECOUNTER (when it doesn't have to be expanded).
llvm-svn: 32016
2006-11-29 08:26:18 +00:00
Evan Cheng c24ce795a3 Fix test.
llvm-svn: 32015
2006-11-29 08:22:59 +00:00
Bill Wendling 7ec1a5befa Oops! didn't mean to put this in there yet.
llvm-svn: 32014
2006-11-29 07:31:23 +00:00
Chris Lattner 0d67dde00a done
llvm-svn: 32013
2006-11-29 07:21:46 +00:00
Chris Lattner aeddf5f077 new bswap idiom
llvm-svn: 32012
2006-11-29 07:21:08 +00:00
Chris Lattner 960acb008b implement cast.ll:test35. With this, we recognize:
unsigned short swp(unsigned short a) {
       return ((a & 0xff00) >> 8 | (a & 0x00ff) << 8);
}

as an idiom for bswap.

llvm-svn: 32011
2006-11-29 07:18:39 +00:00
Chris Lattner 19d72c9f4f new testcase
llvm-svn: 32010
2006-11-29 07:17:32 +00:00
Chris Lattner d747f015ff Teach instcombine to turn trunc(srl x, c) -> srl (trunc(x), c) when safe.
This implements InstCombine/cast.ll:test34.  It fires hundreds of times on
176.gcc.

llvm-svn: 32009
2006-11-29 07:04:07 +00:00
Chris Lattner 544dfa013c new testcase
llvm-svn: 32008
2006-11-29 07:03:00 +00:00
Chris Lattner 7b34c1391a This fails on mainline.
llvm-svn: 32007
2006-11-29 05:19:32 +00:00
Chris Lattner a7942b7bbd Implement Regression/Transforms/InstCombine/bswap-fold.ll,
folding   seteq (bswap(x)), c -> seteq(x,bswap(c))

llvm-svn: 32006
2006-11-29 05:02:16 +00:00
Chris Lattner e7f83dcf4b new testcase, bswaps should be eliminated.
llvm-svn: 32005
2006-11-29 05:00:14 +00:00
Evan Cheng 8facb43593 16-byte stack alignment for X86-64 ELF. Patch by Dan Gohman.
llvm-svn: 32004
2006-11-29 02:00:40 +00:00
Evan Cheng feba507a97 Fix for PR1023 by Dan Gohman.
llvm-svn: 32003
2006-11-29 01:58:12 +00:00
Evan Cheng 79ca238966 Add test cases for PR1022, 1023.
llvm-svn: 32002
2006-11-29 01:57:06 +00:00
Chris Lattner 38084725a2 Upgrade the ugly darwin 64-bit bswap idiom (bswap %eax / bswap %edx /
xchgl %eax, %edx) to llvm.bswap.i64.  This compiles:

long long test2(long long A) {
  return _OSSwapInt64(A);
}

to:

_test2:
        movl 8(%esp), %eax
        movl 4(%esp), %edx
        bswapl %eax
        bswapl %edx
        ret

instead of:

_test2:
        movl 8(%esp), %edx
        movl 4(%esp), %eax
        bswap   %eax
        bswap   %edx
        xchgl   %eax, %edx
        ret

GCC manages (with -fomit-frame-pointer) the uglier:

_test2:
        subl    $4, %esp
        movl    8(%esp), %eax
        movl    12(%esp), %edx
        bswap   %eax
        bswap   %edx
        xchgl   %eax, %edx
        addl    $4, %esp
        ret

llvm-svn: 32001
2006-11-29 01:48:01 +00:00
Evan Cheng 6e12a052ff Fix for PR1022 (folding loads of static initializers) by Dan Gohman.
llvm-svn: 32000
2006-11-29 01:38:07 +00:00
Chris Lattner 0fc6ae0c3d Trivially lower 'bswap $0' into llvm.bswap. This fixes hexxagon with the
JIT on darwin/x86, which has htonl implemented as inline asm.

llvm-svn: 31999
2006-11-29 01:14:06 +00:00
Bill Wendling 18739dc03f WTF? These weird newlines got in there...
llvm-svn: 31998
2006-11-29 01:14:00 +00:00
Chris Lattner 90f4238c38 add a hook to allow targets to hack on inline asms to lower them to llvm
when they want to.

llvm-svn: 31997
2006-11-29 01:12:32 +00:00
Reid Spencer a736fdf216 Join a split line.
llvm-svn: 31996
2006-11-29 01:11:01 +00:00
Bill Wendling 5c3966aa68 Converted to using llvm streams instead of <iostream>s
llvm-svn: 31992
2006-11-29 00:39:47 +00:00
Bill Wendling afd54eb8b6 Replacing std::iostreams with llvm iostreams. Some of these changes involve
adding a temporary wrapper around the ostream to make it friendly to
functions expecting an LLVM stream. This should be fixed in the future.

llvm-svn: 31990
2006-11-29 00:19:40 +00:00
Bill Wendling a531ac291c Convert to using llvm streams instead of iostreams.
llvm-svn: 31989
2006-11-28 23:33:06 +00:00
Bill Wendling a38b3e15be Support for llvm_ostreams.
llvm-svn: 31988
2006-11-28 23:31:42 +00:00
Andrew Lenharth 904ca9c688 gcc doesn't like an empty colbber list
llvm-svn: 31987
2006-11-28 23:07:32 +00:00
Bill Wendling be6ce9d1c7 Use ostream instead of iostream
llvm-svn: 31986
2006-11-28 22:49:32 +00:00
Bill Wendling 787b77320f Use llvm streams instead of <iostream>
llvm-svn: 31985
2006-11-28 22:48:48 +00:00
Bill Wendling 6c1740f31f Removed #include <iostream> and used llvm streams
llvm-svn: 31984
2006-11-28 22:47:12 +00:00
Bill Wendling 597d451fea Removed some of the iostream #includes. Moved towards converting to using
llvm streams

llvm-svn: 31983
2006-11-28 22:46:12 +00:00
Bill Wendling a60d8edfc9 Support for llvm streams.
llvm-svn: 31982
2006-11-28 22:45:17 +00:00
Chris Lattner 228bcd3802 Add a helper function
llvm-svn: 31981
2006-11-28 22:32:35 +00:00
Andrew Lenharth f52ae7ec72 Identities are default now
llvm-svn: 31980
2006-11-28 22:28:08 +00:00
Andrew Lenharth 8b59fd03c2 Make identity default, and fix PR1020
llvm-svn: 31979
2006-11-28 22:25:32 +00:00
Bill Wendling f89955be1b Added a temporary hack to get the llvm-streams to work for future checkins.
llvm-svn: 31978
2006-11-28 22:21:29 +00:00
Reid Spencer 116ad83aa0 Undo the last patch until 253.perlbmk passes with these changes.
llvm-svn: 31977
2006-11-28 20:23:51 +00:00
Evan Cheng 69b1825488 New entries.
llvm-svn: 31976
2006-11-28 19:59:25 +00:00