From 2c2f2dababf14c74c8193031be7ce03db09e9d3a Mon Sep 17 00:00:00 2001
From: Dmitry Stogov <dmitry@zend.com>
Date: Fri, 15 Apr 2022 00:35:02 +0300
Subject: [PATCH] Better use placement

---
 ir_ra.c                 |  2 +-
 tests/x86_64/ra_009.irt | 10 ++++++++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/ir_ra.c b/ir_ra.c
index 95ca2b5..e80775a 100644
--- a/ir_ra.c
+++ b/ir_ra.c
@@ -329,7 +329,7 @@ int ir_compute_live_ranges(ir_ctx *ctx)
 							} else {
 								reg = ctx->rules ? ir_uses_fixed_reg(ctx, i, j) : IR_REG_NONE;
 								if (reg != IR_REG_NONE) {
-									use_pos = IR_GAP_LIVE_POS_FROM_REF(i);
+									use_pos = IR_START_LIVE_POS_FROM_REF(i); // TODO: ???
 									ir_add_fixed_live_range(ctx, reg,
 										IR_USE_LIVE_POS_FROM_REF(i), IR_DEF_LIVE_POS_FROM_REF(i));
 								} else {
diff --git a/tests/x86_64/ra_009.irt b/tests/x86_64/ra_009.irt
index 945d4c2..c3bd2f4 100644
--- a/tests/x86_64/ra_009.irt
+++ b/tests/x86_64/ra_009.irt
@@ -13,3 +13,13 @@
 	l_4 = RETURN(l_1, x_3);
 }
 --EXPECT--
+test:
+	movl %edx, %ecx
+	movl %edi, %eax
+	xorl %edx, %edx
+	divl %esi
+	movl %edx, %eax
+	xorl %edx, %edx
+	divl %ecx
+	movl %edx, %eax
+	retq