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| author | Hans-Peter Nilsson <hp@axis.com> | 2002-06-15 18:14:50 +0000 |
|---|---|---|
| committer | Hans-Peter Nilsson <hp@gcc.gnu.org> | 2002-06-15 18:14:50 +0000 |
| commit | 21505616a59b467fa047d9b857d6bc7df39e43d0 (patch) | |
| tree | fce345c5354c1122bccd8f46ce569df228d61c43 | |
| parent | 8f8c44cb4fe52e7eb0440abcbc052e0f80cf8037 (diff) | |
| download | gcc-21505616a59b467fa047d9b857d6bc7df39e43d0.zip gcc-21505616a59b467fa047d9b857d6bc7df39e43d0.tar.gz gcc-21505616a59b467fa047d9b857d6bc7df39e43d0.tar.bz2 | |
* gcc.c-torture/execute/20020615-1.c: New test.
From-SVN: r54650
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/execute/20020615-1.c | 59 |
2 files changed, 63 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 68a9cc1..730818f 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2002-06-15 Hans-Peter Nilsson <hp@axis.com> + + * gcc.c-torture/execute/20020615-1.c: New test. + 2002-06-15 Roger Sayle <roger@eyesopen.com> * gcc.c-tortuture/execute/compare-1.c: New test case. diff --git a/gcc/testsuite/gcc.c-torture/execute/20020615-1.c b/gcc/testsuite/gcc.c-torture/execute/20020615-1.c new file mode 100644 index 0000000..8a0d37d --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/20020615-1.c @@ -0,0 +1,59 @@ +/* PR target/7042. In cris.md the return pattern and its condition + had a bug uncovered by the combination of saved registers and + filled delay slot, where the delay-slot insn set the + return-value register. Derived from ghostscript-6.52 (GPL) + by hp@axis.com. */ + +typedef struct font_hints_s { + int axes_swapped; + int x_inverted, y_inverted; +} font_hints; +typedef struct gs_fixed_point_s { + long x, y; +} gs_fixed_point; + +int +line_hints(const font_hints *fh, const gs_fixed_point *p0, + const gs_fixed_point *p1) +{ + long dx = p1->x - p0->x; + long dy = p1->y - p0->y; + long adx, ady; + int xi = fh->x_inverted, yi = fh->y_inverted; + int hints; + if (xi) + dx = -dx; + if (yi) + dy = -dy; + if (fh->axes_swapped) { + long t = dx; + int ti = xi; + dx = dy, xi = yi; + dy = t, yi = ti; + } + adx = dx < 0 ? -dx : dx; + ady = dy < 0 ? -dy : dy; + if (dy != 0 && (adx <= ady >> 4)) { + hints = dy > 0 ? 2 : 1; + if (xi) + hints ^= 3; + } else if (dx != 0 && (ady <= adx >> 4)) { + hints = dx < 0 ? 8 : 4; + if (yi) + hints ^= 12; + } else + hints = 0; + return hints; +} +int main () +{ + static font_hints fh[] = {{0, 1, 0}, {0, 0, 1}, {0, 0, 0}}; + static gs_fixed_point gsf[] + = {{0x30000, 0x13958}, {0x30000, 0x18189}, + {0x13958, 0x30000}, {0x18189, 0x30000}}; + if (line_hints (fh, gsf, gsf + 1) != 1 + || line_hints (fh + 1, gsf + 2, gsf + 3) != 8 + || line_hints (fh + 2, gsf + 2, gsf + 3) != 4) + abort (); + exit (0); +} |