diff --git a/assembler/src/brw_defines.h b/assembler/src/brw_defines.h
index 173b70ce..1fdccd9f 100644
--- a/assembler/src/brw_defines.h
+++ b/assembler/src/brw_defines.h
@@ -607,6 +607,7 @@
 #define BRW_OPCODE_LINE       89
 #define BRW_OPCODE_PLN        90
 #define BRW_OPCODE_MAD        91
+#define BRW_OPCODE_LRP        92
 #define BRW_OPCODE_NOP        126
 
 #define BRW_PREDICATE_NONE		      0
diff --git a/assembler/src/gram.y b/assembler/src/gram.y
index 2c454390..6c96aba7 100644
--- a/assembler/src/gram.y
+++ b/assembler/src/gram.y
@@ -118,7 +118,7 @@ void set_direct_src_operand(struct src_operand *src, struct direct_reg *reg,
 %token <integer> SEND NOP JMPI IF IFF WHILE ELSE BREAK CONT HALT MSAVE
 %token <integer> PUSH MREST POP WAIT DO ENDIF ILLEGAL
 %token <integer> MATH_INST
-%token <integer> MAD
+%token <integer> MAD LRP
 
 %token NULL_TOKEN MATH SAMPLER GATEWAY READ WRITE URB THREAD_SPAWNER VME DATA_PORT
 
@@ -493,7 +493,7 @@ binaryaccinstruction:
 binaryaccop:	AVG | ADD | SEL | AND | OR | XOR | SHR | SHL | ASR | CMP | CMPN | PLN
 ;
 
-trinaryop:	MAD
+trinaryop:	MAD | LRP
 ;
 
 trinaryinstruction:
diff --git a/assembler/src/lex.l b/assembler/src/lex.l
index a3949a5b..a1246277 100644
--- a/assembler/src/lex.l
+++ b/assembler/src/lex.l
@@ -84,6 +84,7 @@ yylval.integer = BRW_CHANNEL_W;
 "lzd" { yylval.integer = BRW_OPCODE_LZD; return LZD; }
 
 "mad" { yylval.integer = BRW_OPCODE_MAD; return MAD; }
+"lrp" { yylval.integer = BRW_OPCODE_LRP; return LRP; }
 "mul" { yylval.integer = BRW_OPCODE_MUL; return MUL; }
 "mac" { yylval.integer = BRW_OPCODE_MAC; return MAC; }
 "mach" { yylval.integer = BRW_OPCODE_MACH; return MACH; }