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tgsi: Prevent division by zero.

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This commit is contained in:
José Fonseca 2008-08-07 09:13:11 +01:00
parent 3b5ee3d6de
commit 80d3a653f0
1 changed files with 12 additions and 4 deletions
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16
src/gallium/auxiliary/tgsi/tgsi_exec.c
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@ -393,10 +393,18 @@ micro_div(
const union tgsi_exec_channel *src0,
const union tgsi_exec_channel *src1 )
{
dst->f[0] = src0->f[0] / src1->f[0];
dst->f[1] = src0->f[1] / src1->f[1];
dst->f[2] = src0->f[2] / src1->f[2];
dst->f[3] = src0->f[3] / src1->f[3];
if (src1->f[0] != 0) {
dst->f[0] = src0->f[0] / src1->f[0];
}
if (src1->f[1] != 0) {
dst->f[1] = src0->f[1] / src1->f[1];
}
if (src1->f[2] != 0) {
dst->f[2] = src0->f[2] / src1->f[2];
}
if (src1->f[3] != 0) {
dst->f[3] = src0->f[3] / src1->f[3];
}
}
static void