diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 9 | ||||
| -rw-r--r-- | gcc/config/i386/i386.md | 30 |
2 files changed, 29 insertions, 10 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 41190f9..9d1e2b50 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2010-10-03 Uros Bizjak <ubizjak@gmail.com> + + * config/i386/i386.md (*ashl<mode>3_mask): Change operand 2 preticate + to nonimmediate_operand. Force operand 2 to register when allowed. + (*<shiftrt_insn><mode>3_mask): Ditto. + (*<rotate_insn><mode>3_mask): Ditto. + 2010-10-02 H.J. Lu <hongjiu.lu@intel.com> PR tree-optimization/45720 @@ -9,7 +16,7 @@ * tree-vect-stmts.c (vectorizable_store): Allow negative steps. (perm_mask_for_reverse): Removed. (reverse_vec_elements): Likewise. - (vectorizable_load): Don't hanle negative steps. + (vectorizable_load): Don't handle negative steps. 2010-10-02 Jan Hubicka <jh@suse.cz> diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index 87bcd27..fc190e9 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -9152,14 +9152,13 @@ }) ;; Avoid useless masking of count operand. - (define_insn_and_split "*ashl<mode>3_mask" [(set (match_operand:SWI48 0 "nonimmediate_operand" "=rm") (ashift:SWI48 (match_operand:SWI48 1 "nonimmediate_operand" "0") (subreg:QI (and:SI - (match_operand:SI 2 "register_operand" "c") + (match_operand:SI 2 "nonimmediate_operand" "c") (match_operand:SI 3 "const_int_operand" "n")) 0))) (clobber (reg:CC FLAGS_REG))] "ix86_binary_operator_ok (ASHIFT, <MODE>mode, operands) @@ -9170,7 +9169,12 @@ [(parallel [(set (match_dup 0) (ashift:SWI48 (match_dup 1) (match_dup 2))) (clobber (reg:CC FLAGS_REG))])] - "operands[2] = simplify_gen_subreg (QImode, operands[2], SImode, 0);" +{ + if (can_create_pseudo_p ()) + operands [2] = force_reg (SImode, operands[2]); + + operands[2] = simplify_gen_subreg (QImode, operands[2], SImode, 0); +} [(set_attr "type" "ishift") (set_attr "mode" "<MODE>")]) @@ -9714,14 +9718,13 @@ "ix86_expand_binary_operator (<CODE>, <MODE>mode, operands); DONE;") ;; Avoid useless masking of count operand. - (define_insn_and_split "*<shiftrt_insn><mode>3_mask" [(set (match_operand:SWI48 0 "nonimmediate_operand" "=rm") (any_shiftrt:SWI48 (match_operand:SWI48 1 "nonimmediate_operand" "0") (subreg:QI (and:SI - (match_operand:SI 2 "register_operand" "c") + (match_operand:SI 2 "nonimmediate_operand" "c") (match_operand:SI 3 "const_int_operand" "n")) 0))) (clobber (reg:CC FLAGS_REG))] "ix86_binary_operator_ok (<CODE>, <MODE>mode, operands) @@ -9732,7 +9735,12 @@ [(parallel [(set (match_dup 0) (any_shiftrt:SWI48 (match_dup 1) (match_dup 2))) (clobber (reg:CC FLAGS_REG))])] - "operands[2] = simplify_gen_subreg (QImode, operands[2], SImode, 0);" +{ + if (can_create_pseudo_p ()) + operands [2] = force_reg (SImode, operands[2]); + + operands[2] = simplify_gen_subreg (QImode, operands[2], SImode, 0); +} [(set_attr "type" "ishift") (set_attr "mode" "<MODE>")]) @@ -10089,14 +10097,13 @@ "ix86_expand_binary_operator (<CODE>, <MODE>mode, operands); DONE;") ;; Avoid useless masking of count operand. - (define_insn_and_split "*<rotate_insn><mode>3_mask" [(set (match_operand:SWI48 0 "nonimmediate_operand" "=rm") (any_rotate:SWI48 (match_operand:SWI48 1 "nonimmediate_operand" "0") (subreg:QI (and:SI - (match_operand:SI 2 "register_operand" "c") + (match_operand:SI 2 "nonimmediate_operand" "c") (match_operand:SI 3 "const_int_operand" "n")) 0))) (clobber (reg:CC FLAGS_REG))] "ix86_binary_operator_ok (<CODE>, <MODE>mode, operands) @@ -10107,7 +10114,12 @@ [(parallel [(set (match_dup 0) (any_rotate:SWI48 (match_dup 1) (match_dup 2))) (clobber (reg:CC FLAGS_REG))])] - "operands[2] = simplify_gen_subreg (QImode, operands[2], SImode, 0);" +{ + if (can_create_pseudo_p ()) + operands [2] = force_reg (SImode, operands[2]); + + operands[2] = simplify_gen_subreg (QImode, operands[2], SImode, 0); +} [(set_attr "type" "rotate") (set_attr "mode" "<MODE>")]) |