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st/xorg: don't use flow control

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This commit is contained in:
Zack Rusin
2009-11-11 21:40:14 -05:00
parent 0a39620d6d
commit 72b4a7d67f
1 changed files with 6 additions and 12 deletions
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src/gallium/state_trackers/xorg/xorg_exa_tgsi.c
+6 -12
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@@ -365,29 +365,23 @@ xrender_tex(struct ureg_program *ureg,
struct ureg_dst tmp0 = ureg_DECL_temporary(ureg);
struct ureg_dst tmp1 = ureg_DECL_temporary(ureg);
struct ureg_src const0 = ureg_DECL_constant(ureg, 0);
unsigned label;
ureg_SLT(ureg, tmp1, ureg_swizzle(coords,
ureg_SGT(ureg, tmp1, ureg_swizzle(coords,
TGSI_SWIZZLE_X,
TGSI_SWIZZLE_Y,
TGSI_SWIZZLE_X,
TGSI_SWIZZLE_Y),
ureg_scalar(const0, TGSI_SWIZZLE_X));
ureg_SGT(ureg, tmp0, ureg_swizzle(coords,
ureg_SLT(ureg, tmp0, ureg_swizzle(coords,
TGSI_SWIZZLE_X,
TGSI_SWIZZLE_Y,
TGSI_SWIZZLE_X,
TGSI_SWIZZLE_Y),
ureg_scalar(const0, TGSI_SWIZZLE_W));
ureg_MAX(ureg, tmp0, ureg_src(tmp0), ureg_src(tmp1));
ureg_MAX(ureg, tmp0, ureg_scalar(ureg_src(tmp0), TGSI_SWIZZLE_X),
ureg_MIN(ureg, tmp0, ureg_src(tmp0), ureg_src(tmp1));
ureg_MIN(ureg, tmp0, ureg_scalar(ureg_src(tmp0), TGSI_SWIZZLE_X),
ureg_scalar(ureg_src(tmp0), TGSI_SWIZZLE_Y));
label = ureg_get_instruction_number(ureg) + 2;
ureg_IF(ureg, ureg_src(tmp0), &label);
ureg_MOV(ureg, dst, ureg_scalar(const0, TGSI_SWIZZLE_X));
label += 2;
ureg_ELSE(ureg, &label);
ureg_TEX(ureg, dst, TGSI_TEXTURE_2D, coords, sampler);
ureg_ENDIF(ureg);
ureg_TEX(ureg, tmp1, TGSI_TEXTURE_2D, coords, sampler);
ureg_MUL(ureg, dst, ureg_src(tmp1), ureg_src(tmp0));
ureg_release_temporary(ureg, tmp0);
ureg_release_temporary(ureg, tmp1);
} else