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| author | Andrew Pinski <pinskia@gcc.gnu.org> | 2003-12-20 13:56:47 -0800 |
|---|---|---|
| committer | Andrew Pinski <pinskia@gcc.gnu.org> | 2003-12-20 13:56:47 -0800 |
| commit | 781f4ec18fc8cba7f574256630f636424ae2401a (patch) | |
| tree | 48c1d8c22cabcd4478f077338325d478c4a144d4 /gcc | |
| parent | 3b24df36c08c710b71a76b683f4d3b972c162e9e (diff) | |
| download | gcc-781f4ec18fc8cba7f574256630f636424ae2401a.zip gcc-781f4ec18fc8cba7f574256630f636424ae2401a.tar.gz gcc-781f4ec18fc8cba7f574256630f636424ae2401a.tar.bz2 | |
re PR target/12749 (i386 LP64 bug.)
2003-12-20 Andrew Pinski <pinskia@gcc.gnu.org>
Matt Thomas <matt@3am-software.com>
PR target/12749
* config/i386/i386.c (print_operand): Print only the first
8 characters of the float in hex.
2003-12-20 Andrew Pinski <pinskia@gcc.gnu.org>
PR target/12749
* gcc.c-torture/compile/20031220-2.c: New test case.
Co-Authored-By: Matt Thomas <matt@3am-software.com>
From-SVN: r74893
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/compile/20031220-2.c | 44 |
4 files changed, 57 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 6e4bac8..fa93489 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2003-12-20 Andrew Pinski <pinskia@gcc.gnu.org> + Matt Thomas <matt@3am-software.com> + + PR target/12749 + * config/i386/i386.c (print_operand): Print only the first + 8 characters of the float in hex. + 2003-12-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> * pa.h (TRAMPOLINE_TEMPLATE): Shorten sequence when generating PA diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index a93d82e..cb6ffda 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -7457,7 +7457,7 @@ print_operand (FILE *file, rtx x, int code) if (ASSEMBLER_DIALECT == ASM_ATT) putc ('$', file); - fprintf (file, "0x%lx", l); + fprintf (file, "0x%08lx", l); } /* These float cases don't actually occur as immediate operands. */ diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 25db32b..ccdbbe2 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2003-12-20 Andrew Pinski <pinskia@gcc.gnu.org> + + PR target/12749 + * gcc.c-torture/compile/20031220-2.c: New test case. + 2003-12-20 Roger Sayle <roger@eyesopen.com> PR optimization/13031 diff --git a/gcc/testsuite/gcc.c-torture/compile/20031220-2.c b/gcc/testsuite/gcc.c-torture/compile/20031220-2.c new file mode 100644 index 0000000..45c8277 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/compile/20031220-2.c @@ -0,0 +1,44 @@ +/* PR target/12749 + Orgin: Matt Thomas <matt@3am-software.com> + This used to cause GCC to write out an instruction for i386 when using a L64 host + which gas could not handle because GCC would write a full 64bit hex string out. */ + + +float fabsf (float); +typedef int __int32_t; +typedef unsigned int __uint32_t; +typedef union +{ + float value; + __uint32_t word; +} ieee_float_shape_type; +extern float __ieee754_expf (float); +extern float __ieee754_sinhf (float); +static const float one = 1.0, shuge = 1.0e37; +float +__ieee754_sinhf(float x) +{ + float t,w,h; + __int32_t ix,jx; + do { ieee_float_shape_type gf_u; gf_u.value = (x); (jx) = gf_u.word; } while (0); + ix = jx&0x7fffffff; + if(ix>=0x7f800000) return x+x; + h = 0.5; + if (jx<0) h = -h; + if (ix < 0x41b00000) { + if (ix<0x31800000) + if(shuge+x>one) return x; + t = expm1f(fabsf(x)); + if(ix<0x3f800000) return h*((float)2.0*t-t*t/(t+one)); + return h*(t+t/(t+one)); + } + if (ix < 0x42b17180) return h*__ieee754_expf(fabsf(x)); + if (ix<=0x42b2d4fc) { + w = __ieee754_expf((float)0.5*fabsf(x)); + t = h*w; + return t*w; + } + return x*shuge; +} + + |