diff options
| author | Jakub Jelinek <jakub@redhat.com> | 2001-01-29 18:31:35 +0000 |
|---|---|---|
| committer | Jakub Jelinek <jakub@redhat.com> | 2001-01-29 18:31:35 +0000 |
| commit | dce354c5386ceeb6f7aba132ed11b78f9cd155fb (patch) | |
| tree | 3c7a9d201bb834dad90bf9e5539025446147f142 /gcc/config/i386/i386.md | |
| parent | 81d1c8827b5c4769ea25bddc4db942eb19cb0ee5 (diff) | |
* config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
(testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
not have any upper bits set.
* gcc.c-torture/execute/20010129-1.c: New test.
* gcc.c-torture/execute/20010129-1.x: Add -mcpu=i686 on ia32.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@39331 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/i386/i386.md')
| -rw-r--r-- | gcc/config/i386/i386.md | 35 |
1 files changed, 24 insertions, 11 deletions
diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index 125b9fc6a5d..df16d5b608d 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -4983,10 +4983,10 @@ [(set (attr "type") (if_then_else (eq_attr "alternative" "3") (const_string "lea") - (if_then_else (match_operand:HI 2 "incdec_operand" "") + (if_then_else (match_operand:QI 2 "incdec_operand" "") (const_string "incdec") (const_string "alu")))) - (set_attr "mode" "HI,HI,SI,SI")]) + (set_attr "mode" "QI,QI,SI,SI")]) (define_insn "*addqi_1" [(set (match_operand:QI 0 "nonimmediate_operand" "=qm,q,r") @@ -5959,11 +5959,17 @@ (match_operand:QI 1 "nonmemory_operand" "n,n,qn,n")) (const_int 0)))] "ix86_match_ccmode (insn, CCNOmode)" - "@ - test{b}\\t{%1, %0|%0, %1} - test{b}\\t{%1, %0|%0, %1} - test{b}\\t{%1, %0|%0, %1} - test{l}\\t{%1, %k0|%k0, %1}" + "* +{ + if (which_alternative == 3) + { + if (GET_CODE (operands[1]) == CONST_INT + && (INTVAL (operands[1]) & 0xffffff00)) + operands[1] = GEN_INT (INTVAL (operands[1]) & 0xff); + return \"test{l}\\t{%1, %k0|%k0, %1}\"; + } + return \"test{b}\\t{%1, %0|%0, %1}\"; +}" [(set_attr "type" "test") (set_attr "modrm" "0,1,1,1") (set_attr "mode" "QI,QI,QI,SI") @@ -6283,10 +6289,17 @@ (and:QI (match_dup 1) (match_dup 2)))] "ix86_match_ccmode (insn, CCNOmode) && ix86_binary_operator_ok (AND, QImode, operands)" - "@ - and{b}\\t{%2, %0|%0, %2} - and{b}\\t{%2, %0|%0, %2} - and{l}\\t{%2, %k0|%k0, %2}" + "* +{ + if (which_alternative == 2) + { + if (GET_CODE (operands[2]) == CONST_INT + && (INTVAL (operands[2]) & 0xffffff00)) + operands[2] = GEN_INT (INTVAL (operands[2]) & 0xff); + return \"and{l}\\t{%2, %k0|%k0, %2}\"; + } + return \"and{b}\\t{%2, %0|%0, %2}\"; +}" [(set_attr "type" "alu") (set_attr "mode" "QI,QI,SI")]) |