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| author | H.J. Lu <hongjiu.lu@intel.com> | 2009-02-12 14:42:20 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl@gcc.gnu.org> | 2009-02-12 06:42:20 -0800 |
| commit | f13eae6a01621a23b36bac6a3cec53bb217ba1e4 (patch) | |
| tree | ab586725508103cf36781be4d8890e787384e791 /gcc | |
| parent | 552af6341205ea47b9a70cfbf9157764c3975807 (diff) | |
| download | gcc-f13eae6a01621a23b36bac6a3cec53bb217ba1e4.zip gcc-f13eae6a01621a23b36bac6a3cec53bb217ba1e4.tar.gz gcc-f13eae6a01621a23b36bac6a3cec53bb217ba1e4.tar.bz2 | |
i386.c (construct_container): Rewrite processing BLKmode with X86_64_SSE_CLASS.
2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (construct_container): Rewrite processing
BLKmode with X86_64_SSE_CLASS.
From-SVN: r144128
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 38 |
2 files changed, 31 insertions, 12 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 6efef4c..4a8c282 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2009-02-12 H.J. Lu <hongjiu.lu@intel.com> + + * config/i386/i386.c (construct_container): Rewrite processing + BLKmode with X86_64_SSE_CLASS. + 2009-02-12 Paolo Bonzini <bonzini@gnu.org> PR target/39152 diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 3e02102..709d7d3 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -5315,6 +5315,8 @@ construct_container (enum machine_mode mode, enum machine_mode orig_mode, /* Otherwise figure out the entries of the PARALLEL. */ for (i = 0; i < n; i++) { + int pos; + switch (regclass[i]) { case X86_64_NO_CLASS: @@ -5351,24 +5353,36 @@ construct_container (enum machine_mode mode, enum machine_mode orig_mode, sse_regno++; break; case X86_64_SSE_CLASS: - if (i < n - 1 && regclass[i + 1] == X86_64_SSEUP_CLASS) + pos = i; + switch (n) { - if (regclass[i + 2] == X86_64_SSEUP_CLASS - || regclass[i + 3] == X86_64_SSEUP_CLASS) - tmpmode = OImode; + case 1: + tmpmode = DImode; + break; + case 2: + if (i == 0 && regclass[1] == X86_64_SSEUP_CLASS) + { + tmpmode = TImode; + i++; + } else - tmpmode = TImode; + tmpmode = DImode; + break; + case 4: + gcc_assert (i == 0 + && regclass[1] == X86_64_SSEUP_CLASS + && regclass[2] == X86_64_SSEUP_CLASS + && regclass[3] == X86_64_SSEUP_CLASS); + tmpmode = OImode; + i += 3; + break; + default: + gcc_unreachable (); } - else - tmpmode = DImode; exp [nexps++] = gen_rtx_EXPR_LIST (VOIDmode, gen_rtx_REG (tmpmode, SSE_REGNO (sse_regno)), - GEN_INT (i*8)); - if (tmpmode == OImode) - i += 3; - else if (tmpmode == TImode) - i++; + GEN_INT (pos*8)); sse_regno++; break; default: |