mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-21 00:32:23 +00:00
fb0f58302a
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48733 91177308-0d34-0410-b5e6-96231b3b80d8
88 lines
1.6 KiB
C
88 lines
1.6 KiB
C
// RUN: %llvmgcc -O2 -S %s -o - | not grep alloca
|
|
enum {
|
|
PP_C,
|
|
PP_D,
|
|
PP_R,
|
|
PP_2D,
|
|
PP_1D,
|
|
PP_SR,
|
|
PP_S2D,
|
|
PP_S1D,
|
|
PP_SC
|
|
};
|
|
|
|
enum {
|
|
G_VP,
|
|
G_FP,
|
|
G_VS,
|
|
G_GS,
|
|
G_FS
|
|
};
|
|
|
|
enum {
|
|
G_NONE,
|
|
G_B,
|
|
G_R
|
|
};
|
|
|
|
typedef union _Key {
|
|
struct {
|
|
unsigned int count : 2;
|
|
unsigned int Aconst : 1;
|
|
unsigned int Bconst : 1;
|
|
unsigned int Cconst : 1;
|
|
unsigned int Xused : 1;
|
|
unsigned int Yused : 1;
|
|
unsigned int Zused : 1;
|
|
unsigned int Wused : 1;
|
|
unsigned int ttype : 3;
|
|
unsigned int scalar : 1;
|
|
unsigned int AType : 4;
|
|
unsigned int BType : 4;
|
|
unsigned int CType : 4;
|
|
unsigned int RType : 4;
|
|
unsigned int Size : 2;
|
|
unsigned int prec : 1;
|
|
|
|
unsigned int ASize : 2;
|
|
unsigned int BSize : 2;
|
|
unsigned int CSize : 2;
|
|
unsigned int tTex : 4;
|
|
unsigned int proj : 1;
|
|
unsigned int lod : 2;
|
|
unsigned int dvts : 1;
|
|
unsigned int uipad : 18;
|
|
} key_io;
|
|
struct {
|
|
unsigned int key0;
|
|
unsigned int key1;
|
|
} key;
|
|
unsigned long long lkey;
|
|
} Key;
|
|
|
|
static inline __attribute__ ((always_inline)) void foo(const Key iospec, int* ret)
|
|
{
|
|
*ret=0;
|
|
if(((iospec.key_io.lod == G_B) &&
|
|
(iospec.key_io.ttype != G_VS) &&
|
|
(iospec.key_io.ttype != G_GS) &&
|
|
(iospec.key_io.ttype != G_FS)) ||
|
|
|
|
(((iospec.key_io.tTex == PP_C) ||
|
|
(iospec.key_io.tTex == PP_SC)) &&
|
|
((iospec.key_io.tTex == PP_SR) ||
|
|
(iospec.key_io.tTex == PP_S2D) ||
|
|
(iospec.key_io.tTex == PP_S1D) ||
|
|
(iospec.key_io.tTex == PP_SC))))
|
|
*ret=1;
|
|
}
|
|
|
|
|
|
extern int bar(unsigned long long key_token2)
|
|
{
|
|
int ret;
|
|
__attribute__ ((unused)) Key iospec = (Key) key_token2;
|
|
foo(iospec, &ret);
|
|
return ret;
|
|
}
|