ppc64: widening multiply patterns
* config/rs6000/rs6000.md (smulditi3): New. (umulditi3): New. From-SVN: r195667
This commit is contained in:
parent
c050cbe9b4
commit
749af8ee12
|
@ -1,3 +1,8 @@
|
||||||
|
2013-02-01 Richard Henderson <rth@redhat.com>
|
||||||
|
|
||||||
|
* config/rs6000/rs6000.md (smulditi3): New.
|
||||||
|
(umulditi3): New.
|
||||||
|
|
||||||
2013-02-01 David Edelsohn <dje.gcc@gmail.com>
|
2013-02-01 David Edelsohn <dje.gcc@gmail.com>
|
||||||
|
|
||||||
* config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_COMMON): Use floor_log2.
|
* config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_COMMON): Use floor_log2.
|
||||||
|
|
|
@ -6326,6 +6326,34 @@
|
||||||
"mulhdu %0,%1,%2"
|
"mulhdu %0,%1,%2"
|
||||||
[(set_attr "type" "lmul")])
|
[(set_attr "type" "lmul")])
|
||||||
|
|
||||||
|
(define_expand "mulditi3"
|
||||||
|
[(set (match_operand:TI 0 "gpc_reg_operand")
|
||||||
|
(mult:TI (sign_extend:TI (match_operand:DI 1 "gpc_reg_operand"))
|
||||||
|
(sign_extend:TI (match_operand:DI 2 "gpc_reg_operand"))))]
|
||||||
|
"TARGET_POWERPC64"
|
||||||
|
{
|
||||||
|
rtx l = gen_reg_rtx (DImode), h = gen_reg_rtx (DImode);
|
||||||
|
emit_insn (gen_muldi3 (l, operands[1], operands[2]));
|
||||||
|
emit_insn (gen_smuldi3_highpart (h, operands[1], operands[2]));
|
||||||
|
emit_move_insn (gen_lowpart (DImode, operands[0]), l);
|
||||||
|
emit_move_insn (gen_highpart (DImode, operands[0]), h);
|
||||||
|
DONE;
|
||||||
|
})
|
||||||
|
|
||||||
|
(define_expand "umulditi3"
|
||||||
|
[(set (match_operand:TI 0 "gpc_reg_operand")
|
||||||
|
(mult:TI (zero_extend:TI (match_operand:DI 1 "gpc_reg_operand"))
|
||||||
|
(zero_extend:TI (match_operand:DI 2 "gpc_reg_operand"))))]
|
||||||
|
"TARGET_POWERPC64"
|
||||||
|
{
|
||||||
|
rtx l = gen_reg_rtx (DImode), h = gen_reg_rtx (DImode);
|
||||||
|
emit_insn (gen_muldi3 (l, operands[1], operands[2]));
|
||||||
|
emit_insn (gen_umuldi3_highpart (h, operands[1], operands[2]));
|
||||||
|
emit_move_insn (gen_lowpart (DImode, operands[0]), l);
|
||||||
|
emit_move_insn (gen_highpart (DImode, operands[0]), h);
|
||||||
|
DONE;
|
||||||
|
})
|
||||||
|
|
||||||
(define_insn "rotldi3"
|
(define_insn "rotldi3"
|
||||||
[(set (match_operand:DI 0 "gpc_reg_operand" "=r,r")
|
[(set (match_operand:DI 0 "gpc_reg_operand" "=r,r")
|
||||||
(rotate:DI (match_operand:DI 1 "gpc_reg_operand" "r,r")
|
(rotate:DI (match_operand:DI 1 "gpc_reg_operand" "r,r")
|
||||||
|
|
Loading…
Reference in New Issue