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author | Jakub Jelinek <jakub@redhat.com> | 2001-11-09 15:30:33 +0100 |
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committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2001-11-09 15:30:33 +0100 |
commit | a3d87e92eb015631e52c1408798ae4cf29d4703c (patch) | |
tree | ebe7b802597bbfe3c2bc5be07b4964176dfecd1b /gcc | |
parent | 7ade1c9cd7d8d70970ef4380be4e05679b16e3e9 (diff) | |
download | gcc-a3d87e92eb015631e52c1408798ae4cf29d4703c.zip gcc-a3d87e92eb015631e52c1408798ae4cf29d4703c.tar.gz gcc-a3d87e92eb015631e52c1408798ae4cf29d4703c.tar.bz2 |
sparc.md (movdf): Avoid calling validize_mem during or after reload.
* config/sparc/sparc.md (movdf): Avoid calling validize_mem during
or after reload.
* gcc.c-torture/compile/20011109-1.c: New test.
From-SVN: r46880
Diffstat (limited to 'gcc')
-rw-r--r-- | gcc/ChangeLog | 5 | ||||
-rw-r--r-- | gcc/config/sparc/sparc.md | 5 | ||||
-rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
-rw-r--r-- | gcc/testsuite/gcc.c-torture/compile/20011109-1.c | 51 |
4 files changed, 65 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5cce4ad..add0d82 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2001-11-09 Jakub Jelinek <jakub@redhat.com> + + * config/sparc/sparc.md (movdf): Avoid calling validize_mem during + or after reload. + 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> * doc/install.texi2html: Use $MAKEINFO --no-split. diff --git a/gcc/config/sparc/sparc.md b/gcc/config/sparc/sparc.md index 9c35dcc..dad74dd 100644 --- a/gcc/config/sparc/sparc.md +++ b/gcc/config/sparc/sparc.md @@ -3134,6 +3134,11 @@ && fp_zero_operand (operands[1], DFmode)) goto movdf_is_ok; + /* We are able to build any DF constant in integer registers. */ + if (REGNO (operands[0]) < 32 + && (reload_completed || reload_in_progress)) + goto movdf_is_ok; + operands[1] = validize_mem (force_const_mem (GET_MODE (operands[0]), operands[1])); } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index dc44d38..6d9c0f0 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2001-11-09 Jakub Jelinek <jakub@redhat.com> + + * gcc.c-torture/compile/20011109-1.c: New test. + 2001-11-08 Geoffrey Keating <geoffk@redhat.com> * g++.old-deja/g++.bugs/900227_01.C: Change stormy16 to xstormy16. diff --git a/gcc/testsuite/gcc.c-torture/compile/20011109-1.c b/gcc/testsuite/gcc.c-torture/compile/20011109-1.c new file mode 100644 index 0000000..f1987a74 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/compile/20011109-1.c @@ -0,0 +1,51 @@ +typedef struct { short x[4]; } S; +typedef struct { unsigned int a, b, c; S *d; } T; + +S *(*foo) (T *, int, int, int, int); +unsigned short *(*bar)(const T *); +unsigned short baz(T *,const int); + +T *die (void) +{ + typedef struct { unsigned int a, b, e; double f, g; } U; + + char h[8], i[2053], j[2053]; + double k, l, m; + U n; + T *o; + unsigned short p; + int q, r; + long s; + unsigned short *t; + S *u; + unsigned char *v, *w; + unsigned int x; + + o = 0; + for (x = 0; x < n.e; x++) + { + l = 1.0; + if (n.g - n.f <= 1.0) + l = ((1 << o->c) - 1) / (n.g - n.f); + v = w; + for (r = o->b - 1; r >= 0; r--) + { + u = foo (o, 0, r, o->a, 1); + if (!u) + break; + t = bar (o); + for (q = 0; q < (int) o->a; q++) + { + h[0] = *v; + s = *v++; + k = (double) s; + m = l*k; + p = m < 0 ? 0 : m > (1 << o->c) - 1 ? (1 << o->c) - 1 : m + 0.5; + p = baz (o,p); + t[q] = p; + *u++ = o->d[p]; + } + } + } + return o; +} |