diff options
Diffstat (limited to 'gcc-4.9/gcc/config/rs6000/altivec.md')
| -rw-r--r-- | gcc-4.9/gcc/config/rs6000/altivec.md | 56 |
1 files changed, 52 insertions, 4 deletions
diff --git a/gcc-4.9/gcc/config/rs6000/altivec.md b/gcc-4.9/gcc/config/rs6000/altivec.md index a8cfcb739..02ea14237 100644 --- a/gcc-4.9/gcc/config/rs6000/altivec.md +++ b/gcc-4.9/gcc/config/rs6000/altivec.md @@ -67,7 +67,7 @@ UNSPEC_VCTSXS UNSPEC_VLOGEFP UNSPEC_VEXPTEFP - UNSPEC_VLSDOI + UNSPEC_VSLDOI UNSPEC_VUNPACK_HI_SIGN UNSPEC_VUNPACK_LO_SIGN UNSPEC_VUNPACK_HI_SIGN_DIRECT @@ -2077,7 +2077,7 @@ (unspec:VM [(match_operand:VM 1 "register_operand" "v") (match_operand:VM 2 "register_operand" "v") (match_operand:QI 3 "immediate_operand" "i")] - UNSPEC_VLSDOI))] + UNSPEC_VSLDOI))] "TARGET_ALTIVEC" "vsldoi %0,%1,%2,%3" [(set_attr "type" "vecperm")]) @@ -2297,7 +2297,31 @@ "dststt %0,%1,%2" [(set_attr "type" "vecsimple")]) -(define_insn "altivec_lvsl" +(define_expand "altivec_lvsl" + [(use (match_operand:V16QI 0 "register_operand" "")) + (use (match_operand:V16QI 1 "memory_operand" ""))] + "TARGET_ALTIVEC" +{ + if (VECTOR_ELT_ORDER_BIG) + emit_insn (gen_altivec_lvsl_direct (operands[0], operands[1])); + else + { + int i; + rtx mask, perm[16], constv, vperm; + mask = gen_reg_rtx (V16QImode); + emit_insn (gen_altivec_lvsl_direct (mask, operands[1])); + for (i = 0; i < 16; ++i) + perm[i] = GEN_INT (i); + constv = gen_rtx_CONST_VECTOR (V16QImode, gen_rtvec_v (16, perm)); + constv = force_reg (V16QImode, constv); + vperm = gen_rtx_UNSPEC (V16QImode, gen_rtvec (3, mask, mask, constv), + UNSPEC_VPERM); + emit_insn (gen_rtx_SET (VOIDmode, operands[0], vperm)); + } + DONE; +}) + +(define_insn "altivec_lvsl_direct" [(set (match_operand:V16QI 0 "register_operand" "=v") (unspec:V16QI [(match_operand:V16QI 1 "memory_operand" "Z")] UNSPEC_LVSL))] @@ -2305,7 +2329,31 @@ "lvsl %0,%y1" [(set_attr "type" "vecload")]) -(define_insn "altivec_lvsr" +(define_expand "altivec_lvsr" + [(use (match_operand:V16QI 0 "register_operand" "")) + (use (match_operand:V16QI 1 "memory_operand" ""))] + "TARGET_ALTIVEC" +{ + if (VECTOR_ELT_ORDER_BIG) + emit_insn (gen_altivec_lvsr_direct (operands[0], operands[1])); + else + { + int i; + rtx mask, perm[16], constv, vperm; + mask = gen_reg_rtx (V16QImode); + emit_insn (gen_altivec_lvsr_direct (mask, operands[1])); + for (i = 0; i < 16; ++i) + perm[i] = GEN_INT (i); + constv = gen_rtx_CONST_VECTOR (V16QImode, gen_rtvec_v (16, perm)); + constv = force_reg (V16QImode, constv); + vperm = gen_rtx_UNSPEC (V16QImode, gen_rtvec (3, mask, mask, constv), + UNSPEC_VPERM); + emit_insn (gen_rtx_SET (VOIDmode, operands[0], vperm)); + } + DONE; +}) + +(define_insn "altivec_lvsr_direct" [(set (match_operand:V16QI 0 "register_operand" "=v") (unspec:V16QI [(match_operand:V16QI 1 "memory_operand" "Z")] UNSPEC_LVSR))] |