diff options
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/i386/i386.md | 21 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr69512.c | 14 |
4 files changed, 46 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e5f1701..ea59088 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2016-01-27 Uros Bizjak <ubizjak@gmail.com> + + PR target/69512 + * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern. + (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND. + 2016-01-27 Thomas Klausner <wiz@NetBSD.org> PR target/68380 diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index f16b42a..79c5f1a 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -3874,10 +3874,29 @@ [(set_attr "type" "imovx") (set_attr "mode" "SI")]) +(define_insn_and_split "*zext<mode>_doubleword_and" + [(set (match_operand:DI 0 "register_operand" "=&<r>") + (zero_extend:DI (match_operand:SWI12 1 "nonimmediate_operand" "<r>m")))] + "!TARGET_64BIT && TARGET_STV && TARGET_SSE2 + && TARGET_ZERO_EXTEND_WITH_AND && optimize_function_for_speed_p (cfun)" + "#" + "&& reload_completed && GENERAL_REG_P (operands[0])" + [(set (match_dup 2) (const_int 0))] +{ + split_double_mode (DImode, &operands[0], 1, &operands[0], &operands[2]); + + emit_move_insn (operands[0], const0_rtx); + + gcc_assert (!TARGET_PARTIAL_REG_STALL); + emit_insn (gen_movstrict<mode> + (gen_lowpart (<MODE>mode, operands[0]), operands[1])); +}) + (define_insn_and_split "*zext<mode>_doubleword" [(set (match_operand:DI 0 "register_operand" "=r") (zero_extend:DI (match_operand:SWI12 1 "nonimmediate_operand" "<r>m")))] - "!TARGET_64BIT && TARGET_STV && TARGET_SSE2" + "!TARGET_64BIT && TARGET_STV && TARGET_SSE2 + && !(TARGET_ZERO_EXTEND_WITH_AND && optimize_function_for_speed_p (cfun))" "#" "&& reload_completed && GENERAL_REG_P (operands[0])" [(set (match_dup 0) (zero_extend:SI (match_dup 1))) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 94659a2..a7b0452 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2016-01-27 Uros Bizjak <ubizjak@gmail.com> + + PR target/69512 + * gcc.target/i386/pr69512.c: New test. + 2016-01-27 Rainer Emrich <rainer@emrich-ebersheim.de> PR ada/69488 @@ -55,7 +60,7 @@ * gcc.dg/autopar/pr69110.c: New test. 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com> - Sebastian Pop <s.pop@samsung.com> + Sebastian Pop <s.pop@samsung.com> * gcc.dg/graphite/isl-ast-op-select.c: New. diff --git a/gcc/testsuite/gcc.target/i386/pr69512.c b/gcc/testsuite/gcc.target/i386/pr69512.c new file mode 100644 index 0000000..4147e66 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr69512.c @@ -0,0 +1,14 @@ +/* { dg-do compile { target ia32 } } */ +/* { dg-options "-march=i586 -mavx -O2" } */ + +extern double s1[]; +extern double s2[]; +extern long long e[]; + +void test (void) +{ + int i; + + for (i = 0; i < 2; i++) + e[i] = !__builtin_isunordered(s1[i], s2[i]) && s1[i] != s2[i] ? -1 : 0; +} |