diff options
Diffstat (limited to 'src/mesa/shader/slang/library')
| -rw-r--r-- | src/mesa/shader/slang/library/slang_common_builtin.gc | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/src/mesa/shader/slang/library/slang_common_builtin.gc b/src/mesa/shader/slang/library/slang_common_builtin.gc index a25ca55bc4..3d464630df 100644 --- a/src/mesa/shader/slang/library/slang_common_builtin.gc +++ b/src/mesa/shader/slang/library/slang_common_builtin.gc @@ -605,7 +605,7 @@ float sqrt(const float x) const float nx = -x; float r; __asm float_rsq r, x; - __asm float_rcp r, r; + r = r * x; __asm vec4_cmp __retVal, nx, r, 0.0; } @@ -615,8 +615,7 @@ vec2 sqrt(const vec2 x) vec2 r; __asm float_rsq r.x, x.x; __asm float_rsq r.y, x.y; - __asm float_rcp r.x, r.x; - __asm float_rcp r.y, r.y; + r = r * x; __asm vec4_cmp __retVal, nx, r, zero; } @@ -627,9 +626,7 @@ vec3 sqrt(const vec3 x) __asm float_rsq r.x, x.x; __asm float_rsq r.y, x.y; __asm float_rsq r.z, x.z; - __asm float_rcp r.x, r.x; - __asm float_rcp r.y, r.y; - __asm float_rcp r.z, r.z; + r = r * x; __asm vec4_cmp __retVal, nx, r, zero; } @@ -641,10 +638,7 @@ vec4 sqrt(const vec4 x) __asm float_rsq r.y, x.y; __asm float_rsq r.z, x.z; __asm float_rsq r.w, x.w; - __asm float_rcp r.x, r.x; - __asm float_rcp r.y, r.y; - __asm float_rcp r.z, r.z; - __asm float_rcp r.w, r.w; + r = r * x; __asm vec4_cmp __retVal, nx, r, zero; } |