From: David Given <dg@cowlark.com>
Date: Tue, 4 Oct 2016 21:28:16 +0000 (+0200)
Subject: Added support for the op_bXX conditional branch instructions.
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=8fedf5a0a8a777ae9b1ddba9d357da9b19d5ef04;p=ack.git

Added support for the op_bXX conditional branch instructions.
---

diff --git a/mach/proto/mcg/parse_em.c b/mach/proto/mcg/parse_em.c
index 12ea25589..167910ad4 100644
--- a/mach/proto/mcg/parse_em.c
+++ b/mach/proto/mcg/parse_em.c
@@ -158,6 +158,12 @@ static void queue_insn_ilabel(int opcode, int label)
         case op_zle:
         case op_zgt:
         case op_zge:
+        case op_beq:
+        case op_bne:
+        case op_blt:
+        case op_ble:
+        case op_bgt:
+        case op_bge:
         {
             struct basicblock* bb = bb_get(NULL);
             queue_insn_block(em.em_opcode, left, bb);
diff --git a/mach/proto/mcg/treebuilder.c b/mach/proto/mcg/treebuilder.c
index c99bb7edd..5e9ee1233 100644
--- a/mach/proto/mcg/treebuilder.c
+++ b/mach/proto/mcg/treebuilder.c
@@ -270,6 +270,14 @@ static void insn_bvalue(int opcode, struct basicblock* leftbb, struct basicblock
         case op_zge: compare0_branch2(opcode, rightbb, leftbb, IR_CJUMPLT); break;
         case op_zgt: compare0_branch2(opcode, rightbb, leftbb, IR_CJUMPLE); break;
 
+        case op_beq: simple_branch2(opcode, EM_wordsize, leftbb, rightbb, IR_CJUMPEQ); break;
+        case op_blt: simple_branch2(opcode, EM_wordsize, leftbb, rightbb, IR_CJUMPLT); break;
+        case op_ble: simple_branch2(opcode, EM_wordsize, leftbb, rightbb, IR_CJUMPLE); break;
+
+        case op_bne: simple_branch2(opcode, EM_wordsize, rightbb, leftbb, IR_CJUMPEQ); break;
+        case op_bge: simple_branch2(opcode, EM_wordsize, rightbb, leftbb, IR_CJUMPLT); break;
+        case op_bgt: simple_branch2(opcode, EM_wordsize, rightbb, leftbb, IR_CJUMPLE); break;
+
         case op_bra:
         {
             materialise_stack();