From 52f310bd3e214f876b4681d7ea3e5d6472feba5c Mon Sep 17 00:00:00 2001
From: Mike Pall <mike>
Date: Tue, 29 Dec 2009 02:16:52 +0100
Subject: [PATCH] Fix x64 lj_vm_pow_sse().

---
 src/buildvm_x86.dasc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/buildvm_x86.dasc b/src/buildvm_x86.dasc
index 3b89debb..53ce9c99 100644
--- a/src/buildvm_x86.dasc
+++ b/src/buildvm_x86.dasc
@@ -3022,9 +3022,9 @@ static void build_subroutines(BuildCtx *ctx, int cmov, int sse)
   |8:  // FP/FP power function x^y.
   |.if X64
   |  movd rax, xmm1; shl rax, 1
-  |  ror rax, 32; cmp rax, 0xffe00000; je >2	// x^+-Inf?
+  |  rol rax, 12; cmp rax, 0xffe; je >2		// x^+-Inf?
   |  movd rax, xmm0; shl rax, 1; je >4		// +-0^y?
-  |  ror rax, 32; cmp rax, 0xffe00000; je >5	// +-Inf^y?
+  |  rol rax, 12; cmp rax, 0xffe; je >5		// +-Inf^y?
   |  .if X64WIN
   |    movsd qword [rsp+16], xmm1		// Use scratch area.
   |    movsd qword [rsp+8], xmm0