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Improve dead code elimination

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This commit is contained in:
Justine Tunney 2021-02-08 04:04:42 -08:00
parent 760db8c5ad
commit 0e36cb3ac4
6606 changed files with 9685 additions and 9854 deletions
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21
libc/bits/emmintrin.internal.h
View file

@ -1,6 +1,5 @@
#ifndef COSMOPOLITAN_LIBC_BITS_EMMINTRIN_H_
#define COSMOPOLITAN_LIBC_BITS_EMMINTRIN_H_
#include "libc/bits/progn.internal.h"
#include "libc/bits/xmmintrin.internal.h"
#if !(__ASSEMBLER__ + __LINKER__ + 0)
@ -170,13 +169,25 @@ struct thatispacked mayalias __usi128ma {
})
#define _mm_add_sd(M128D_0, M128D_1) \
PROGN((M128D_0)[0] += (M128D_1)[0], (M128D_0))
({ \
(M128D_0)[0] += (M128D_1)[0]; \
(M128D_0); \
})
#define _mm_sub_sd(M128D_0, M128D_1) \
PROGN((M128D_0)[0] -= (M128D_1)[0], (M128D_0))
({ \
(M128D_0)[0] -= (M128D_1)[0]; \
(M128D_0); \
})
#define _mm_mul_sd(M128D_0, M128D_1) \
PROGN((M128D_0)[0] *= (M128D_1)[0], (M128D_0))
({ \
(M128D_0)[0] *= (M128D_1)[0]; \
(M128D_0); \
})
#define _mm_div_sd(M128D_0, M128D_1) \
PROGN((M128D_0)[0] /= (M128D_1)[0], (M128D_0))
({ \
(M128D_0)[0] /= (M128D_1)[0]; \
(M128D_0); \
})
#define _mm_min_sd(M128D_0, M128D_1) \
__builtin_ia32_minsd((__v2df)(M128D_0), (__v2df)(M128D_1))

15
libc/bits/progn.internal.h
View file

@ -1,15 +0,0 @@
#ifndef COSMOPOLITAN_LIBC_BITS_PROGN_H_
#define COSMOPOLITAN_LIBC_BITS_PROGN_H_
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
/**
* Evaluates args, returning value of last one.
*
* This API comes from LISP.
*/
#define PROGN(...) ({ __VA_ARGS__; })
COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_BITS_PROGN_H_ */

1
libc/bits/xmmintrin.internal.h
View file

@ -1,7 +1,6 @@
#ifndef COSMOPOLITAN_LIBC_BITS_XMMINTRIN_H_
#define COSMOPOLITAN_LIBC_BITS_XMMINTRIN_H_
#include "libc/bits/emmintrin.internal.h"
#include "libc/bits/progn.internal.h"
#include "libc/dce.h"
#define _MM_EXCEPT_MASK 0x003f