From 9de57265ce8453de0f773c48550ca05460844dd1 Mon Sep 17 00:00:00 2001
From: Michael Forney <mforney@mforney.org>
Date: Sun, 19 Apr 2020 16:31:52 -0700
Subject: Use a dynamic array for phi arguments

---
 amd64/sysv.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'amd64')

diff --git a/amd64/sysv.c b/amd64/sysv.c
index ea9b2d2..286300a 100644
--- a/amd64/sysv.c
+++ b/amd64/sysv.c
@@ -590,9 +590,13 @@ selvaarg(Fn *fn, Blk *b, Ins *i)
 	*b0->phi = (Phi){
 		.cls = Kl, .to = loc,
 		.narg = 2,
-		.blk = {bstk, breg},
-		.arg = {lstk, lreg},
+		.blk = vnew(2, sizeof b0->phi->blk[0], Pfn),
+		.arg = vnew(2, sizeof b0->phi->arg[0], Pfn),
 	};
+	b0->phi->blk[0] = bstk;
+	b0->phi->blk[1] = breg;
+	b0->phi->arg[0] = lstk;
+	b0->phi->arg[1] = lreg;
 	r0 = newtmp("abi", Kl, fn);
 	r1 = newtmp("abi", Kw, fn);
 	b->jmp.type = Jjnz;
-- 
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