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Commit Graph

7335 Commits

Author SHA1 Message Date
Anton Korobeynikov
2e8f54d16d Revert the commit, it just hides the real bug
llvm-svn: 76045
2009-07-16 14:28:26 +00:00
Anton Korobeynikov
bbf0fe2a76 Lower anyext to zext, 32-bit stuff does not have any implicit zero-extension side effects
llvm-svn: 76035
2009-07-16 14:24:41 +00:00
Anton Korobeynikov
3e670f38f9 Provide consistent subreg idx scheme. This (hopefully) fixes remaining divide problems
llvm-svn: 76011
2009-07-16 14:18:17 +00:00
Anton Korobeynikov
b3af53a626 Implement 'large' PIC model
llvm-svn: 76006
2009-07-16 14:16:05 +00:00
Anton Korobeynikov
2889a28adb Implement shifts properly (hopefilly - finally!)
llvm-svn: 76005
2009-07-16 14:15:24 +00:00
Anton Korobeynikov
f48e88136e Properly handle divides. As a bonus - implement memory versions of them.
llvm-svn: 76003
2009-07-16 14:14:33 +00:00
Anton Korobeynikov
e6b7c15a63 32 bit shifts have only 12 bit displacements
llvm-svn: 76000
2009-07-16 14:13:24 +00:00
Anton Korobeynikov
6c1091e7f3 Consolidate reg-imm / reg-reg-imm address mode selection logic in one place.
llvm-svn: 75990
2009-07-16 14:10:17 +00:00
Anton Korobeynikov
9a1ad49207 Add support for 12 bit displacements
llvm-svn: 75988
2009-07-16 14:09:35 +00:00
Anton Korobeynikov
a809635fc8 Emit proper lowering of load from arg stack slot
llvm-svn: 75986
2009-07-16 14:08:42 +00:00
Anton Korobeynikov
9013a1ee39 Implement dynamic allocas
llvm-svn: 75985
2009-07-16 14:08:15 +00:00
Anton Korobeynikov
ee8ce5b760 Add jump tables
llvm-svn: 75984
2009-07-16 14:07:50 +00:00
Anton Korobeynikov
ab90a05ff3 Add rotates
llvm-svn: 75981
2009-07-16 14:06:49 +00:00
Anton Korobeynikov
ff5b07e994 Add patterns for integer negate
llvm-svn: 75980
2009-07-16 14:06:27 +00:00
Anton Korobeynikov
335aeecedc Provide proper patterns for and with imm instructions. Tune the tests accordingly.
llvm-svn: 75979
2009-07-16 14:06:00 +00:00
Anton Korobeynikov
49d065e9c9 Add 32 bit and reg-imm and disable invalid patterns for now
llvm-svn: 75978
2009-07-16 14:05:32 +00:00
Anton Korobeynikov
c9778b81c9 Add z9 and z10 target processors. Mark z10-only instructions as such.
llvm-svn: 75977
2009-07-16 14:05:00 +00:00
Anton Korobeynikov
1e1f1a789b Proper lower 'small' results
llvm-svn: 75962
2009-07-16 13:58:24 +00:00
Anton Korobeynikov
db9fb21b48 Completel forgot about unconditional branches
llvm-svn: 75961
2009-07-16 13:57:52 +00:00
Anton Korobeynikov
ce2b70586e Lower addresses of globals
llvm-svn: 75960
2009-07-16 13:57:27 +00:00
Anton Korobeynikov
9a57aa9c54 Test (incomplete) for easy muls
llvm-svn: 75959
2009-07-16 13:57:03 +00:00
Anton Korobeynikov
d984dc6c9d Provide "wide" muls and divs/rems
llvm-svn: 75958
2009-07-16 13:56:42 +00:00
Anton Korobeynikov
aad6f1c75a Tests for cmp / br_cc / select_cc
llvm-svn: 75949
2009-07-16 13:53:15 +00:00
Anton Korobeynikov
b4a6f3c467 Emit callee-saved regs spills / restores
llvm-svn: 75943
2009-07-16 13:51:12 +00:00
Anton Korobeynikov
4fcadd1a7d Some preliminary call lowering
llvm-svn: 75941
2009-07-16 13:50:21 +00:00
Anton Korobeynikov
f4257ba74e Prologue / epilogue emission
llvm-svn: 75940
2009-07-16 13:49:49 +00:00
Anton Korobeynikov
dd60515f11 Add simple frame index elimination
llvm-svn: 75939
2009-07-16 13:49:25 +00:00
Anton Korobeynikov
40a891deef Provide proper test :)
llvm-svn: 75938
2009-07-16 13:48:59 +00:00
Anton Korobeynikov
5e1fa67a23 Add address computation stuff
llvm-svn: 75935
2009-07-16 13:47:59 +00:00
Anton Korobeynikov
47c086cc6b Add mem-imm stores
llvm-svn: 75933
2009-07-16 13:47:14 +00:00
Anton Korobeynikov
b88da5c190 Add stores and truncstores
llvm-svn: 75931
2009-07-16 13:45:00 +00:00
Anton Korobeynikov
b262cec2d0 Add patterns for various extloads
llvm-svn: 75930
2009-07-16 13:44:30 +00:00
Anton Korobeynikov
f080a4a0bd Add shifts and reg-imm address matching
llvm-svn: 75927
2009-07-16 13:43:18 +00:00
Anton Korobeynikov
de69aad588 Add bunch of 32-bit patterns... Uffff :)
llvm-svn: 75926
2009-07-16 13:42:31 +00:00
Rafael Espindola
9541db227e Add tests for fixes I committed earlier to the C++ FE.
llvm-svn: 75924
2009-07-16 13:35:42 +00:00
Anton Korobeynikov
f63382b52b Add bunch of reg-imm movs
llvm-svn: 75921
2009-07-16 13:34:50 +00:00
Anton Korobeynikov
dcc7d19ef3 Provide masked reg-imm 'or' and 'and'
llvm-svn: 75919
2009-07-16 13:33:57 +00:00
Anton Korobeynikov
4b8ed9f263 Fix test running lines
llvm-svn: 75918
2009-07-16 13:33:21 +00:00
Anton Korobeynikov
c98835c743 Add reg-reg and pattern
llvm-svn: 75917
2009-07-16 13:32:49 +00:00
Anton Korobeynikov
2688d3c0a7 Add sub reg-reg pattern
llvm-svn: 75916
2009-07-16 13:32:16 +00:00
Anton Korobeynikov
2dd607fca7 Add xor reg-reg pattern
llvm-svn: 75915
2009-07-16 13:31:28 +00:00
Anton Korobeynikov
66b2612946 Add or reg-reg pattern.
llvm-svn: 75914
2009-07-16 13:30:53 +00:00
Anton Korobeynikov
ca9c5365ac Add add reg-reg and reg-imm patterns
llvm-svn: 75913
2009-07-16 13:30:15 +00:00
Anton Korobeynikov
7b8aec2c40 Add simple reg-reg and reg-imm moves
llvm-svn: 75912
2009-07-16 13:29:38 +00:00
Anton Korobeynikov
7fe1d9c90e Minimal lowering for formal_arguments / ret
llvm-svn: 75911
2009-07-16 13:28:59 +00:00
Anton Korobeynikov
8b299e2ae4 Add testsuite dir for systemz stuff
llvm-svn: 75910
2009-07-16 13:28:22 +00:00
Richard Osborne
ee0ad3d09b Combine an unaligned store of unaligned load into a memmove.
llvm-svn: 75908
2009-07-16 12:50:48 +00:00
Richard Osborne
0d65748f8f Expand unaligned 32 bit loads from an address which is a constant
offset from a 32 bit aligned base as follows:

  ldw low, base[offset >> 2]
  ldw high, base[(offset >> 2) + 1]
  shr low_shifted, low, (offset & 0x3) * 8
  shl high_shifted, high, 32 - (offset & 0x3) * 8
  or result, low_shifted, high_shifted

Expand 32 bit loads / stores with 16 bit alignment into two 16 bit
loads / stores.

llvm-svn: 75902
2009-07-16 10:42:35 +00:00
Richard Osborne
eb8036be44 Custom lower unaligned 32 bit stores and loads into libcalls. This is
a big code size win since before they were expanding to upto 16
instructions.

llvm-svn: 75901
2009-07-16 10:21:18 +00:00
Evan Cheng
7a6b20df7f Let callers decide the sub-register index on the def operand of rematerialized instructions.
Avoid remat'ing instructions whose def have sub-register indices for now. It's just really really hard to get all the cases right.

llvm-svn: 75900
2009-07-16 09:20:10 +00:00