Christian Thalinger
89cea91c48
6797305: Add LoadUB and LoadUI opcode class
...
Add a LoadUB (unsigned byte) and LoadUI (unsigned int) opcode class so we have these load optimizations in the first place and do not need to handle them in the matcher.
Reviewed-by: never, kvn
2009-03-09 03:17:11 -07:00
John R Rose
07321dec65
6812678: macro assembler needs delayed binding of a few constants (for 6655638)
...
Minor assembler enhancements preparing for method handles
Reviewed-by: kvn
2009-03-04 09:58:39 -08:00
Christian Thalinger
05d1de7727
6810672: Comment typos
...
I have collected some typos I have found while looking at the code.
Reviewed-by: kvn, never
2009-02-27 13:27:09 -08:00
Vladimir Kozlov
681eb89b31
Merge
2009-02-17 14:30:24 -08:00
Christian Thalinger
3b8452da93
6796746: rename LoadC (char) opcode class to LoadUS (unsigned short)
...
Renaming LoadC to LoadUS would round up the planned introduction of LoadUB and LoadUI.
Reviewed-by: phh, kvn
2009-01-26 16:22:12 +01:00
Xiaobin Lu
1362b9fd1d
6787106: Hotspot 32 bit build fails on platforms having different definitions for intptr_t & int32_t
...
Avoid casting between int32_t and intptr_t specifically for MasmAssembler::movptr in 32 bit platforms.
Reviewed-by: jrose, kvn
2008-12-24 13:06:09 -08:00
Vladimir Kozlov
7aae40a95f
6462850: generate biased locking code in C2 ideal graph
...
Inline biased locking code in C2 ideal graph during macro nodes expansion
Reviewed-by: never
2008-11-07 09:29:38 -08:00
Tom Rodriguez
429a95440a
6754519: don't emit flag fixup for NaN when condition being tested doesn't need it
...
Reviewed-by: kvn, rasbold
2008-10-28 09:31:30 -07:00
Chuck Rasbold
e585263735
6752257: Use NOT instead of XOR -1 on x86
...
Add match rule for xor -1
Reviewed-by: never, kvn
2008-10-10 09:47:56 -07:00
Tom Rodriguez
26c780da72
5108146: Merge i486 and amd64 cpu directories
...
6459804: Want client (c1) compiler for x86_64 (amd64) for faster start-up
Reviewed-by: kvn
2008-08-27 00:21:55 -07:00
Erik Trimble
2d6f42d18c
Merge
2008-07-11 01:14:44 -07:00
Xiomara Jayasena
c96a95c4b8
6719955: Update copyright year
...
Update copyright year for files that have been modified in 2008
Reviewed-by: ohair, tbell
2008-07-02 12:55:16 -07:00
Shrinivas Joshi
5106cf17a3
6708714: Optimize long LShift on 32-bits x86
...
For small (1-3 bits) left long shifts in 32-bits VM use sets of add+addc instructions instead of shld+shl on new AMD cpus.
Reviewed-by: never
2008-06-23 14:11:12 -07:00
Chuck Rasbold
2e672ac9bf
6695049: (coll) Create an x86 intrinsic for Arrays.equals
...
Intrinsify java/util/Arrays.equals(char[], char[])
Reviewed-by: kvn, never
2008-05-29 16:22:09 -07:00
Coleen Phillimore
4a831d45f0
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
...
Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv
Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold
2008-04-13 17:43:42 -04:00
Vladimir Kozlov
b71360f557
6662967: Optimize I2D conversion on new x86
...
Use CVTDQ2PS and CVTDQ2PD for integer values conversions to float and double values on new AMD cpu.
Reviewed-by: sgoldman, never
2008-03-19 15:33:25 -07:00
J. Duke
8153779ad3
Initial load
2007-12-01 00:00:00 +00:00
