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| author | Uros Bizjak <ubizjak@gmail.com> | 2007-09-14 21:24:26 +0200 |
|---|---|---|
| committer | Uros Bizjak <uros@gcc.gnu.org> | 2007-09-14 21:24:26 +0200 |
| commit | 21da84bd5e7c0b1f2bdfa28429b066a098307f44 (patch) | |
| tree | 4abcf9dad0688d3ff2d411ff47c86465f62bf3c4 /gcc | |
| parent | 56e449d39af4a5c032d8d1f2825182ebed7a1a75 (diff) | |
| download | gcc-21da84bd5e7c0b1f2bdfa28429b066a098307f44.zip gcc-21da84bd5e7c0b1f2bdfa28429b066a098307f44.tar.gz gcc-21da84bd5e7c0b1f2bdfa28429b066a098307f44.tar.bz2 | |
re PR target/33438 (ICE in cselib_record_set, at cselib.c:1515 on x86)
PR target/33438
* config/i386/i386.md (fmodxf3): Copy operands[2] to temporary register
when operands[2] equals operands[1].
(remainderxf3): Ditto.
testsuite/ChangeLog:
PR target/33438
* gcc.target/i386/pr33438.c: New test.
From-SVN: r128502
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 10 | ||||
| -rw-r--r-- | gcc/config/i386/i386.md | 28 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr33483.c | 12 |
4 files changed, 47 insertions, 8 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c51ce01..728309e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2007-09-14 Uros Bizjak <ubizjak@gmail.com> + + PR target/33438 + * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary register + when operands[2] equals operands[1]. + (remainderxf3): Ditto. + 2007-09-14 Sandra Loosemore <sandra@codesourcery.com> Nigel Stephens <nigel@mips.com> @@ -1191,8 +1198,7 @@ (lshr<mode>3): Ditto. (ashl<mode>3): Ditto. (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2. - (vec_shr_<mode>): Use const_0_to_255_mul_8_operand predicate for op2. - + (vec_shr_<mode>): Ditto. * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128, IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode. diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md index a0e0c82..622686b 100644 --- a/gcc/config/i386/i386.md +++ b/gcc/config/i386/i386.md @@ -16691,10 +16691,18 @@ { rtx label = gen_label_rtx (); - emit_label (label); + rtx op2; + + if (rtx_equal_p (operands[1], operands[2])) + { + op2 = gen_reg_rtx (XFmode); + emit_move_insn (op2, operands[2]); + } + else + op2 = operands[2]; - emit_insn (gen_fpremxf4_i387 (operands[1], operands[2], - operands[1], operands[2])); + emit_label (label); + emit_insn (gen_fpremxf4_i387 (operands[1], op2, operands[1], op2)); ix86_emit_fp_unordered_jump (label); LABEL_NUSES (label) = 1; @@ -16755,10 +16763,18 @@ { rtx label = gen_label_rtx (); - emit_label (label); + rtx op2; + + if (rtx_equal_p (operands[1], operands[2])) + { + op2 = gen_reg_rtx (XFmode); + emit_move_insn (op2, operands[2]); + } + else + op2 = operands[2]; - emit_insn (gen_fprem1xf4_i387 (operands[1], operands[2], - operands[1], operands[2])); + emit_label (label); + emit_insn (gen_fprem1xf4_i387 (operands[1], op2, operands[1], op2)); ix86_emit_fp_unordered_jump (label); LABEL_NUSES (label) = 1; diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 9c18500..884f3f9 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2007-09-14 Uros Bizjak <ubizjak@gmail.com> + + PR target/33438 + * gcc.target/i386/pr33438.c: New test. + 2007-09-14 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org> * gfortran.dg/nint_2.f90: Revert previous commit. diff --git a/gcc/testsuite/gcc.target/i386/pr33483.c b/gcc/testsuite/gcc.target/i386/pr33483.c new file mode 100644 index 0000000..8fe2a94 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr33483.c @@ -0,0 +1,12 @@ +/* { dg-do compile } */ +/* { dg-options "-O2" } */ + +long double f1 (long double x) +{ + return __builtin_fmodl (x, x); +} + +long double f2 (long double x) +{ + return __builtin_remainderl (x, x); +} |