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llvmpipe: Always use floating-point operators for floating-point types

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See:
http://bugs.freedesktop.org/29404
http://bugs.freedesktop.org/29407

Signed-off-by: José Fonseca <jfonseca@vmware.com>
This commit is contained in:
nobled 2010-08-06 17:32:29 +00:00 • committed by José Fonseca
parent e165453f84
commit e9f3994b16
1 changed files with 8 additions and 9 deletions
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17
src/gallium/drivers/llvmpipe/lp_bld_interp.c
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@ -141,7 +141,7 @@ coeffs_init(struct lp_build_interp_soa_context *bld,
else {
dadx = LLVMBuildLoad(builder, LLVMBuildGEP(builder, dadx_ptr, &index, 1, ""), "");
dady = LLVMBuildLoad(builder, LLVMBuildGEP(builder, dady_ptr, &index, 1, ""), "");
dadxy = LLVMBuildAdd(builder, dadx, dady, "");
dadxy = LLVMBuildFAdd(builder, dadx, dady, "");
attrib_name(dadx, attrib, chan, ".dadx");
attrib_name(dady, attrib, chan, ".dady");
attrib_name(dadxy, attrib, chan, ".dadxy");
@ -177,7 +177,7 @@ coeffs_init(struct lp_build_interp_soa_context *bld,
* dadq2 = 2 * dq
*/
dadq2 = LLVMBuildAdd(builder, dadq, dadq, "");
dadq2 = LLVMBuildFAdd(builder, dadq, dadq, "");
/*
* a = a0 + x * dadx + y * dady
@ -193,12 +193,11 @@ coeffs_init(struct lp_build_interp_soa_context *bld,
a = a0;
if (interp != LP_INTERP_CONSTANT &&
interp != LP_INTERP_FACING) {
a = LLVMBuildAdd(builder, a,
LLVMBuildMul(builder, bld->x, dadx, ""),
"");
a = LLVMBuildAdd(builder, a,
LLVMBuildMul(builder, bld->y, dady, ""),
"");
LLVMValueRef tmp;
tmp = LLVMBuildFMul(builder, bld->x, dadx, "");
a = LLVMBuildFAdd(builder, a, tmp, "");
tmp = LLVMBuildFMul(builder, bld->y, dady, "");
a = LLVMBuildFAdd(builder, a, tmp, "");
}
}
@ -212,7 +211,7 @@ coeffs_init(struct lp_build_interp_soa_context *bld,
* Compute the attrib values on the upper-left corner of each quad.
*/
a = LLVMBuildAdd(builder, a, dadq2, "");
a = LLVMBuildFAdd(builder, a, dadq2, "");
/*
* a *= 1 / w