From d0bfca3339527c692831fc54c9b81bb24de59945 Mon Sep 17 00:00:00 2001
From: Andrew Chambers <ac@acha.ninja>
Date: Wed, 20 Oct 2021 15:25:05 +1300
Subject: Fix misassembly.

---
 asm.peg      | 4 ++--
 test/test.sh | 4 ++++
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/asm.peg b/asm.peg
index 4cabefa..3bc49d1 100644
--- a/asm.peg
+++ b/asm.peg
@@ -743,8 +743,8 @@ cvtss2sd = "cvtss2sd" (
 )
 
 cvtsd2ss = "cvtsd2ss" (
-    ws s:xmm ws? ',' ws? d:xmm { $$ = REGREG2({.w=0}, 0x010066f3, 0x5a, s, d); }
-  | ws s:mem ws? ',' ws? d:xmm { $$ = MEMREG ({.w=0}, 0x010066f3, 0x5a, s, d); }
+    ws s:xmm ws? ',' ws? d:xmm { $$ = REGREG2({.w=0}, 0xf2, 0x01000f5a, s, d); }
+  | ws s:mem ws? ',' ws? d:xmm { $$ = MEMREG ({.w=0}, 0xf2, 0x01000f5a, s, d); }
 )
 
 cvttss2si = "cvttss2si" (
diff --git a/test/test.sh b/test/test.sh
index 5536d61..c68e469 100644
--- a/test/test.sh
+++ b/test/test.sh
@@ -69,6 +69,10 @@ t "cvttss2si %xmm10, %rax"
 t "cvttss2si %xmm1, %eax"
 t "cvttss2si %xmm10, %eax"
 
+t "cvtsd2ss %xmm0, %xmm0"
+t "cvtsd2ss (%rax), %xmm1"
+t "cvtsd2ss (%rax), %xmm10"
+
 t "cvtsi2sd %rax, %xmm1"
 t "cvtsi2sd %rax, %xmm10"
 t "cvtsi2sd %r9, %xmm10"
-- 
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