OpenE2K/gcc
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

i386.c (x86_branch_hints): Remove m_PENT4 and m_NOCONA.

Browse Source 
2004-09-03  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
	m_NOCONA.

From-SVN: r87065
This commit is contained in:
H.J. Lu 2004-09-04 00:11:10 +00:00 committed by H.J. Lu
parent 1f6d3a0807
commit d20bf446f6
2 changed files with 10 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
gcc/ChangeLog
View File

@ -1,3 +1,8 @@
2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
m_NOCONA.
2004-09-03 Richard Henderson <rth@redhat.com>
PR middle-end/9997

6
gcc/config/i386/i386.c
View File

@ -527,7 +527,11 @@ const int x86_unroll_strlen = m_486 | m_PENT | m_PPRO | m_ATHLON_K8 | m_K6;
const int x86_cmove = m_PPRO | m_ATHLON_K8 | m_PENT4 | m_NOCONA;
const int x86_3dnow_a = m_ATHLON_K8;
const int x86_deep_branch = m_PPRO | m_K6 | m_ATHLON_K8 | m_PENT4 | m_NOCONA;
const int x86_branch_hints = m_PENT4 | m_NOCONA;
/* Branch hints were put in P4 based on simulation result. But
after P4 was made, no performance benefit was observed with
branch hints. It also increases the code size. As the result,
icc never generates branch hints. */
const int x86_branch_hints = 0;
const int x86_use_sahf = m_PPRO | m_K6 | m_PENT4 | m_NOCONA;
const int x86_partial_reg_stall = m_PPRO;
const int x86_use_loop = m_K6;