nir: handle double-precision in fsign, fsat, fnot and frcp

I think these are not strictly necessary since the floats in them
should be automatically promoted to doubles when operated with
double sources, but it makes things more explicit at least.

Reviewed-by: Matt Turner <mattst88@gmail.com>

diff --git a/src/compiler/nir/nir_opcodes.py b/src/compiler/nir/nir_opcodes.py
index 8ecf7b96a1b08175bd64cec0414717ae6ee0e213..15066c2b580c760193ac7e78f9ca83a033fd070e 100644 (file)
--- a/src/compiler/nir/nir_opcodes.py
+++ b/src/compiler/nir/nir_opcodes.py
@@ -149,13 +149,18 @@ unop("imov", tint, "src0")
 unop("ineg", tint, "-src0")
 unop("fneg", tfloat, "-src0")
 unop("inot", tint, "~src0") # invert every bit of the integer
-unop("fnot", tfloat, "(src0 == 0.0f) ? 1.0f : 0.0f")
-unop("fsign", tfloat, "(src0 == 0.0f) ? 0.0f : ((src0 > 0.0f) ? 1.0f : -1.0f)")
+unop("fnot", tfloat, ("bit_size == 64 ? ((src0 == 0.0) ? 1.0 : 0.0f) : " +
+                      "((src0 == 0.0f) ? 1.0f : 0.0f)"))
+unop("fsign", tfloat, ("bit_size == 64 ? " +
+                       "((src0 == 0.0) ? 0.0 : ((src0 > 0.0) ? 1.0 : -1.0)) : " +
+                       "((src0 == 0.0f) ? 0.0f : ((src0 > 0.0f) ? 1.0f : -1.0f))"))
 unop("isign", tint, "(src0 == 0) ? 0 : ((src0 > 0) ? 1 : -1)")
 unop("iabs", tint, "(src0 < 0) ? -src0 : src0")
 unop("fabs", tfloat, "bit_size == 64 ? fabs(src0) : fabsf(src0)")
-unop("fsat", tfloat, "(src0 > 1.0f) ? 1.0f : ((src0 <= 0.0f) ? 0.0f : src0)")
-unop("frcp", tfloat, "1.0f / src0")
+unop("fsat", tfloat, ("bit_size == 64 ? " +
+                      "((src0 > 1.0) ? 1.0 : ((src0 <= 0.0) ? 0.0 : src0)) : " +
+                      "((src0 > 1.0f) ? 1.0f : ((src0 <= 0.0f) ? 0.0f : src0))"))
+unop("frcp", tfloat, "bit_size == 64 ? 1.0 / src0 : 1.0f / src0")
 unop("frsq", tfloat, "bit_size == 64 ? 1.0 / sqrt(src0) : 1.0f / sqrtf(src0)")
 unop("fsqrt", tfloat, "bit_size == 64 ? sqrt(src0) : sqrtf(src0)")
 unop("fexp2", tfloat, "exp2f(src0)")