From 8c29a1d84d738cfddf16d5f013876ee2cca96a81 Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Thu, 6 May 2010 13:20:44 -0700
Subject: ir_to_mesa: Add exp/log expression operations.

---
 mesa_codegen.brg | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'mesa_codegen.brg')

diff --git a/mesa_codegen.brg b/mesa_codegen.brg
index 0bfd8dae90..ed9afdc57c 100644
--- a/mesa_codegen.brg
+++ b/mesa_codegen.brg
@@ -48,6 +48,10 @@
 # generate in its trees.
 %term assign
 %term reference_vec4
+%term exp_vec4
+%term exp2_vec4
+%term log_vec4
+%term log2_vec4
 %term add_vec4_vec4
 %term sub_vec4_vec4
 %term mul_vec4_vec4
@@ -205,4 +209,32 @@ vec4: sqrt_vec4(vec4) 1
 			    tree->src_reg);
 }
 
+vec4: exp_vec4(vec4) 1
+{
+	ir_to_mesa_emit_scalar_op1(tree, OPCODE_EXP,
+				   tree->dst_reg,
+				   tree->left->src_reg);
+}
+
+vec4: exp2_vec4(vec4) 1
+{
+	ir_to_mesa_emit_scalar_op1(tree, OPCODE_EX2,
+				   tree->dst_reg,
+				   tree->left->src_reg);
+}
+
+vec4: log_vec4(vec4) 1
+{
+	ir_to_mesa_emit_scalar_op1(tree, OPCODE_LOG,
+				   tree->dst_reg,
+				   tree->left->src_reg);
+}
+
+vec4: log2_vec4(vec4) 1
+{
+	ir_to_mesa_emit_scalar_op1(tree, OPCODE_LG2,
+				   tree->dst_reg,
+				   tree->left->src_reg);
+}
+
 %%
-- 
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