From: Julian Seward <jseward@acm.org>
Date: Mon, 4 Oct 2004 09:14:05 +0000 (+0000)
Subject: x86 host: do spill/reload of floating point registers.
X-Git-Tag: svn/VALGRIND_3_0_1^2~1038
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=d9ee14168ac8ea483331e0b966734d390724eaff;p=thirdparty%2Fvalgrind.git

x86 host: do spill/reload of floating point registers.


git-svn-id: svn://svn.valgrind.org/vex/trunk@296
---

diff --git a/VEX/priv/host-x86/hdefs.c b/VEX/priv/host-x86/hdefs.c
index 73db178a2a..2ea601662a 100644
--- a/VEX/priv/host-x86/hdefs.c
+++ b/VEX/priv/host-x86/hdefs.c
@@ -1071,16 +1071,18 @@ Bool isMove_X86Instr ( X86Instr* i, HReg* src, HReg* dst )
 
 X86Instr* genSpill_X86 ( HReg rreg, Int offset )
 {
+   X86AMode* am;
    Int base = 4 * 55;
    vassert(offset >= 0);
    vassert(offset <= 4*(100-1));
    vassert(!hregIsVirtual(rreg));
+   am = X86AMode_IR(offset + base, hregX86_EBP());
+
    switch (hregClass(rreg)) {
       case HRcInt:
-        return
-        X86Instr_Alu32M ( Xalu_MOV, X86RI_Reg(rreg), 
-                          X86AMode_IR(offset + base, 
-                                      hregX86_EBP()));
+         return X86Instr_Alu32M ( Xalu_MOV, X86RI_Reg(rreg), am );
+      case HRcFloat:
+         return X86Instr_FpLdSt ( False/*store*/, 8, rreg, am );
       default: 
          ppHRegClass(hregClass(rreg));
          vpanic("genSpill_X86: unimplemented regclass");
@@ -1089,17 +1091,17 @@ X86Instr* genSpill_X86 ( HReg rreg, Int offset )
 
 X86Instr* genReload_X86 ( HReg rreg, Int offset )
 {
+   X86AMode* am;
    Int base = 4 * 55;
    vassert(offset >= 0);
    vassert(offset <= 4*(100-1));
    vassert(!hregIsVirtual(rreg));
+   am = X86AMode_IR(offset + base, hregX86_EBP());
    switch (hregClass(rreg)) {
       case HRcInt:
-        return
-        X86Instr_Alu32R ( Xalu_MOV, 
-                          X86RMI_Mem(X86AMode_IR(offset + base, 
-                                                 hregX86_EBP())),
-                          rreg );
+         return X86Instr_Alu32R ( Xalu_MOV, X86RMI_Mem(am), rreg );
+      case HRcFloat:
+         return X86Instr_FpLdSt ( True/*load*/, 8, rreg, am );
       default: 
          ppHRegClass(hregClass(rreg));
          vpanic("genReload_X86: unimplemented regclass");