diff options
Diffstat (limited to 'gcc/config/i386/sse.md')
| -rw-r--r-- | gcc/config/i386/sse.md | 44 |
1 files changed, 43 insertions, 1 deletions
diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md index bd943f7..88c7adf 100644 --- a/gcc/config/i386/sse.md +++ b/gcc/config/i386/sse.md @@ -1,5 +1,5 @@ ;; GCC machine description for SSE instructions -;; Copyright (C) 2005 +;; Copyright (C) 2005, 2006 ;; Free Software Foundation, Inc. ;; ;; This file is part of GCC. @@ -2700,6 +2700,48 @@ DONE; }) +(define_expand "sdot_prodv8hi" + [(match_operand:V4SI 0 "register_operand" "") + (match_operand:V8HI 1 "nonimmediate_operand" "") + (match_operand:V8HI 2 "nonimmediate_operand" "") + (match_operand:V4SI 3 "register_operand" "")] + "TARGET_SSE2" +{ + rtx t = gen_reg_rtx (V4SImode); + emit_insn (gen_sse2_pmaddwd (t, operands[1], operands[2])); + emit_insn (gen_addv4si3 (operands[0], operands[3], t)); + DONE; +}) + +(define_expand "udot_prodv4si" + [(match_operand:V2DI 0 "register_operand" "") + (match_operand:V4SI 1 "register_operand" "") + (match_operand:V4SI 2 "register_operand" "") + (match_operand:V2DI 3 "register_operand" "")] + "TARGET_SSE2" +{ + rtx t1, t2, t3, t4; + + t1 = gen_reg_rtx (V2DImode); + emit_insn (gen_sse2_umulv2siv2di3 (t1, operands[1], operands[2])); + emit_insn (gen_addv2di3 (t1, t1, operands[3])); + + t2 = gen_reg_rtx (V4SImode); + t3 = gen_reg_rtx (V4SImode); + emit_insn (gen_sse2_lshrti3 (gen_lowpart (TImode, t2), + gen_lowpart (TImode, operands[1]), + GEN_INT (32))); + emit_insn (gen_sse2_lshrti3 (gen_lowpart (TImode, t3), + gen_lowpart (TImode, operands[2]), + GEN_INT (32))); + + t4 = gen_reg_rtx (V2DImode); + emit_insn (gen_sse2_umulv2siv2di3 (t4, t2, t3)); + + emit_insn (gen_addv2di3 (operands[0], t1, t4)); + DONE; +}) + (define_insn "ashr<mode>3" [(set (match_operand:SSEMODE24 0 "register_operand" "=x") (ashiftrt:SSEMODE24 |