+2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/43799
+ * config/i386/i386.md (sse_prologue_save): Add clobber CC
+ register.
+ (*sse_prologue_save_insn1): Likewise.
+ (SSE prologue save splitter): Likewise.
+
2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (free_lang_data_in_one_sizepos): New inline function.
(reg:DI XMM5_REG)
(reg:DI XMM6_REG)
(reg:DI XMM7_REG)] UNSPEC_SSE_PROLOGUE_SAVE))
+ (clobber (reg:CC FLAGS_REG))
(clobber (match_operand:DI 1 "register_operand" ""))
(use (match_operand:DI 2 "immediate_operand" ""))
(use (label_ref:DI (match_operand 3 "" "")))
(reg:DI XMM5_REG)
(reg:DI XMM6_REG)
(reg:DI XMM7_REG)] UNSPEC_SSE_PROLOGUE_SAVE))
+ (clobber (reg:CC FLAGS_REG))
(clobber (match_operand:DI 1 "register_operand" "=r"))
(use (match_operand:DI 2 "const_int_operand" "i"))
(use (label_ref:DI (match_operand 3 "" "X")))
(reg:DI XMM5_REG)
(reg:DI XMM6_REG)
(reg:DI XMM7_REG)] UNSPEC_SSE_PROLOGUE_SAVE))
+ (clobber (reg:CC FLAGS_REG))
(clobber (match_operand:DI 1 "register_operand" ""))
(use (match_operand:DI 2 "const_int_operand" ""))
(use (match_operand 3 "" ""))
+2010-05-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/43799
+ * gcc.target/i386/pr43799.c: New.
+
2010-05-04 Eric Botcazou <ebotcazou@adacore.com>
* gnat.dg/lto1.adb: New test.
--- /dev/null
+/* { dg-do run } */
+/* { dg-options "-O -fschedule-insns" } */
+
+int f4 (int i, ...)
+{
+ int y = 0;
+ __builtin_va_list ap;
+ __builtin_va_start(ap, i);
+ if (i == 5) y = __builtin_va_arg(ap, double);
+ __builtin_va_end(ap);
+ return y;
+}
+
+int main (void)
+{
+ if (f4 (5, 7.0) != 7)
+ __builtin_abort ();
+ return 0;
+}