diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0d3350a2afbc13bc0654e0a0ff2c0749ba78119b..d8f83948368799d52e81a43503b28e0b8478cd6c 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2004-02-17  Jan Hubicka  <jh@suse.cz>
+
+	* i386.c (x86_prologue_using_move, x86_epilogue_using_move): Disable for P4.
+
 2004-02-18  Alan Modra  <amodra@bigpond.net.au>
 
 	PR optimization/14119
diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 5f4a020e6ded7a4d51025b2fdedccab0add1095b..f7e6b7955930324cc11da8381190f7275d473a19 100644
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -505,8 +505,8 @@ const int x86_integer_DFmode_moves = ~(m_ATHLON_K8 | m_PENT4 | m_PPRO);
 const int x86_partial_reg_dependency = m_ATHLON_K8 | m_PENT4;
 const int x86_memory_mismatch_stall = m_ATHLON_K8 | m_PENT4;
 const int x86_accumulate_outgoing_args = m_ATHLON_K8 | m_PENT4 | m_PPRO;
-const int x86_prologue_using_move = m_ATHLON_K8 | m_PENT4 | m_PPRO;
-const int x86_epilogue_using_move = m_ATHLON_K8 | m_PENT4 | m_PPRO;
+const int x86_prologue_using_move = m_ATHLON_K8 | m_PPRO;
+const int x86_epilogue_using_move = m_ATHLON_K8 | m_PPRO;
 const int x86_decompose_lea = m_PENT4;
 const int x86_shift1 = ~m_486;
 const int x86_arch_always_fancy_math_387 = m_PENT | m_PPRO | m_ATHLON_K8 | m_PENT4;