URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc1/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [20000605-1.c] - Diff between revs 297 and 338

Rev 297	Rev 338
`typedef struct _RenderInfo RenderInfo;`	`typedef struct _RenderInfo RenderInfo;`
`struct _RenderInfo`	`struct _RenderInfo`
`{`	`{`
`int y;`	`int y;`
`float scaley;`	`float scaley;`
`int src_y;`	`int src_y;`
`};`	`};`

`static void bar(void) { }`	`static void bar(void) { }`

`static int`	`static int`
`render_image_rgb_a (RenderInfo * info)`	`render_image_rgb_a (RenderInfo * info)`
`{`	`{`
`int y, ye;`	`int y, ye;`
`float error;`	`float error;`
`float step;`	`float step;`

`y = info->y;`	`y = info->y;`
`ye = 256;`	`ye = 256;`

`step = 1.0 / info->scaley;`	`step = 1.0 / info->scaley;`

`error = y * step;`	`error = y * step;`
`error -= ((int) error) - step;`	`error -= ((int) error) - step;`

`for (; y < ye; y++) {`	`for (; y < ye; y++) {`
`if (error >= 1.0) {`	`if (error >= 1.0) {`
`info->src_y += (int) error;`	`info->src_y += (int) error;`
`error -= (int) error;`	`error -= (int) error;`
`bar();`	`bar();`
`}`	`}`
`error += step;`	`error += step;`
`}`	`}`
`return info->src_y;`	`return info->src_y;`
`}`	`}`

`int main (void)`	`int main (void)`
`{`	`{`
`RenderInfo info;`	`RenderInfo info;`

`info.y = 0;`	`info.y = 0;`
`info.src_y = 0;`	`info.src_y = 0;`
`info.scaley = 1.0;`	`info.scaley = 1.0;`

`if (render_image_rgb_a(&info) != 256)`	`if (render_image_rgb_a(&info) != 256)`
`abort ();`	`abort ();`
`exit(0);`	`exit(0);`
`}`	`}`