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| author | Richard Henderson <rth@redhat.com> | 2005-06-28 02:00:42 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2005-06-28 02:00:42 -0700 |
| commit | 2eef1bf70e483e9af853c3fabedc12b4191711ac (patch) | |
| tree | 67f38b8add05171fde9de851aa6540e11714b5d6 | |
| parent | cabddb237f08b09f7e25dc53bcb36de370f8e8df (diff) | |
| download | gcc-2eef1bf70e483e9af853c3fabedc12b4191711ac.zip gcc-2eef1bf70e483e9af853c3fabedc12b4191711ac.tar.gz gcc-2eef1bf70e483e9af853c3fabedc12b4191711ac.tar.bz2 | |
sse.md (smaxv16qi3): Fix buffer overflow.
* config/i386/sse.md (smaxv16qi3): Fix buffer overflow.
(sminv16qi3, umaxv8hi3, uminv8hi3): Likewise.
From-SVN: r101376
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/i386/sse.md | 52 |
2 files changed, 39 insertions, 18 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 9ee2541..9626f83 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2005-06-28 Richard Henderson <rth@redhat.com> + + * config/i386/sse.md (smaxv16qi3): Fix buffer overflow. + (sminv16qi3, umaxv8hi3, uminv8hi3): Likewise. + 2005-06-27 Richard Henderson <rth@redhat.com> * config/ia64/ia64.c (ia64_expand_vcondu_v2si): Generate proper diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md index 16059bb..37454f5 100644 --- a/gcc/config/i386/sse.md +++ b/gcc/config/i386/sse.md @@ -2747,11 +2747,16 @@ (match_operand:V16QI 2 "register_operand" "")))] "TARGET_SSE2" { + rtx xops[6]; bool ok; - operands[3] = gen_rtx_GT (VOIDmode, operands[1], operands[2]); - operands[4] = operands[1]; - operands[5] = operands[2]; - ok = ix86_expand_int_vcond (operands, false); + + xops[0] = operands[0]; + xops[1] = operands[1]; + xops[2] = operands[2]; + xops[3] = gen_rtx_GT (VOIDmode, operands[1], operands[2]); + xops[4] = operands[1]; + xops[5] = operands[2]; + ok = ix86_expand_int_vcond (xops, false); gcc_assert (ok); DONE; }) @@ -2794,17 +2799,20 @@ (match_operand:V8HI 2 "register_operand" "")))] "TARGET_SSE2" { - rtx t1, t2; + rtx xops[6], t1, t2; bool ok; t1 = gen_reg_rtx (V8HImode); emit_insn (gen_sse2_ussubv8hi3 (t1, operands[2], operands[1])); t2 = force_reg (V8HImode, CONST0_RTX (V8HImode)); - operands[3] = gen_rtx_EQ (VOIDmode, t1, t2); - operands[4] = t1; - operands[5] = t2; - ok = ix86_expand_int_vcond (operands, false); + xops[0] = operands[0]; + xops[1] = operands[1]; + xops[2] = operands[2]; + xops[3] = gen_rtx_EQ (VOIDmode, t1, t2); + xops[4] = t1; + xops[5] = t2; + ok = ix86_expand_int_vcond (xops, false); gcc_assert (ok); DONE; }) @@ -2815,11 +2823,16 @@ (match_operand:V16QI 2 "register_operand" "")))] "TARGET_SSE2" { + rtx xops[6]; bool ok; - operands[3] = gen_rtx_GT (VOIDmode, operands[1], operands[2]); - operands[4] = operands[2]; - operands[5] = operands[1]; - ok = ix86_expand_int_vcond (operands, false); + + xops[0] = operands[0]; + xops[1] = operands[1]; + xops[2] = operands[2]; + xops[3] = gen_rtx_GT (VOIDmode, operands[1], operands[2]); + xops[4] = operands[2]; + xops[5] = operands[1]; + ok = ix86_expand_int_vcond (xops, false); gcc_assert (ok); DONE; }) @@ -2862,17 +2875,20 @@ (match_operand:V8HI 2 "register_operand" "")))] "TARGET_SSE2" { - rtx t1, t2; + rtx xops[6], t1, t2; bool ok; t1 = gen_reg_rtx (V8HImode); emit_insn (gen_sse2_ussubv8hi3 (t1, operands[1], operands[2])); t2 = force_reg (V8HImode, CONST0_RTX (V8HImode)); - operands[3] = gen_rtx_EQ (VOIDmode, t1, t2); - operands[4] = t1; - operands[5] = t2; - ok = ix86_expand_int_vcond (operands, false); + xops[0] = operands[0]; + xops[1] = operands[1]; + xops[2] = operands[2]; + xops[3] = gen_rtx_EQ (VOIDmode, t1, t2); + xops[4] = t1; + xops[5] = t2; + ok = ix86_expand_int_vcond (xops, false); gcc_assert (ok); DONE; }) |