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| author | Magnus Lång <[email protected]> | 2016-03-12 01:22:45 +0100 |
|---|---|---|
| committer | Magnus Lång <[email protected]> | 2016-08-30 17:02:37 +0200 |
| commit | d93a42112b35e4dbfb0f34b413fffb543f15ca3e (patch) | |
| tree | 1de60981f1c99cfc66fa7e911063f1cc4ee58679 /lib/hipe/amd64/hipe_amd64_registers.erl | |
| parent | 85234b4069c9b75e3ae5ddf643b981d7428fb81f (diff) | |
| download | otp-d93a42112b35e4dbfb0f34b413fffb543f15ca3e.tar.gz otp-d93a42112b35e4dbfb0f34b413fffb543f15ca3e.tar.bz2 otp-d93a42112b35e4dbfb0f34b413fffb543f15ca3e.zip | |
hipe_x86: LSRA for SSE2
There is little point offering LSRA for x86 if we're still going to call
hipe_graph_coloring_regalloc for the floats. In particular, all
allocators except LSRA allocates an N^2 interference matrix, making them
unusable for really large functions.
Diffstat (limited to 'lib/hipe/amd64/hipe_amd64_registers.erl')
| -rw-r--r-- | lib/hipe/amd64/hipe_amd64_registers.erl | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/hipe/amd64/hipe_amd64_registers.erl b/lib/hipe/amd64/hipe_amd64_registers.erl index 780c2cc547..ada5311453 100644 --- a/lib/hipe/amd64/hipe_amd64_registers.erl +++ b/lib/hipe/amd64/hipe_amd64_registers.erl @@ -52,6 +52,7 @@ tailcall_clobbered/0, temp0/0, temp1/0, + sse2_temp0/0, %% fixed/0, wordsize/0 ]). @@ -107,6 +108,8 @@ heap_limit_offset() -> ?P_HP_LIMIT. -define(TEMP0, ?R14). -define(TEMP1, ?R13). +-define(SSE2_TEMP0, 00). + -define(PROC_POINTER, ?RBP). reg_name(R) -> @@ -204,6 +207,8 @@ allocatable() -> allocatable_sse2() -> [00,01,02,03,04,05,06,07,08,09,10,11,12,13,14,15]. %% xmm0 - xmm15 +sse2_temp0() -> ?SSE2_TEMP0. + allocatable_x87() -> [0,1,2,3,4,5,6]. |