===================================================================
@@ -6149,6 +6149,7 @@ bool
ix86_function_arg_regno_p (int regno)
{
int i;
+ enum calling_abi call_abi;
const int *parm_regs;
if (TARGET_MPX && BND_REGNO_P (regno))
@@ -6174,16 +6175,18 @@ ix86_function_arg_regno_p (int regno)
/* TODO: The function should depend on current function ABI but
builtins.c would need updating then. Therefore we use the
default ABI. */
+ call_abi = ix86_cfun_abi ();
/* RAX is used as hidden argument to va_arg functions. */
- if (ix86_abi == SYSV_ABI && regno == AX_REG)
+ if (call_abi == SYSV_ABI && regno == AX_REG)
return true;
- if (ix86_abi == MS_ABI)
+ if (call_abi == MS_ABI)
parm_regs = x86_64_ms_abi_int_parameter_registers;
else
parm_regs = x86_64_int_parameter_registers;
- for (i = 0; i < (ix86_abi == MS_ABI
+
+ for (i = 0; i < (call_abi == MS_ABI
? X86_64_MS_REGPARM_MAX : X86_64_REGPARM_MAX); i++)
if (regno == parm_regs[i])
return true;
@@ -8212,10 +8215,10 @@ ix86_function_value_regno_p (const unsigned int re
case AX_REG:
return true;
case DX_REG:
- return (!TARGET_64BIT || ix86_abi != MS_ABI);
+ return (!TARGET_64BIT || ix86_cfun_abi () != MS_ABI);
case DI_REG:
case SI_REG:
- return TARGET_64BIT && ix86_abi != MS_ABI;
+ return TARGET_64BIT && ix86_cfun_abi () != MS_ABI;
case BND0_REG:
case BND1_REG:
@@ -8227,7 +8230,7 @@ ix86_function_value_regno_p (const unsigned int re
/* TODO: The function should depend on current function ABI but
builtins.c would need updating then. Therefore we use the
default ABI. */
- if (TARGET_64BIT && ix86_abi == MS_ABI)
+ if (TARGET_64BIT && ix86_cfun_abi () == MS_ABI)
return false;
return TARGET_FLOAT_RETURNS_IN_80387;
===================================================================
@@ -0,0 +1,8 @@
+/* { dg-do compile { target { *-*-linux* && { ! ia32 } } } } */
+/* { dg-options "-mabi=ms -fdump-rtl-dfinit" } */
+
+void
+__attribute__((sysv_abi))
+foo () {};
+
+/* { dg-final { scan-rtl-dump "entry block defs\[^\\n]*\\\[si\\]\[^\\n]*\\\[di\\]" "dfinit" } } */