authorgravatar for seda18@rolmail.netDavid Senoner <seda18@rolmail.net> 2025-07-04 13:13:30+02:00
committergravatar for seda18@rolmail.netDavid Senoner <seda18@rolmail.net> 2025-07-04 20:05:18+02:00
logb78751051f4b386899fb82054fc008f9dad73432
tree60adc0e4812d407893b7a1cdb5ab79de63158598
parent3124f700c736383ca8c63e773b804ef78cc0bd19
signaturelock-open Commit is signed but in an unrecognized format.

delete superfluous assembly libc floor implementations

7 files changed, 1 insertions(+), 136 deletions(-)

lib/libc/mingw/math/x86/floorf.S deleted-51
......@@ -1,51 +0,0 @@
1/**
2 * This file has no copyright assigned and is placed in the Public Domain.
3 * This file is part of the mingw-w64 runtime package.
4 * No warranty is given; refer to the file DISCLAIMER.PD within this package.
5 */
6 #include <_mingw_mac.h>
7
8 .file "floorf.S"
9 .text
10 .p2align 4,,15
11 .globl __MINGW_USYMBOL(floorf)
12 .def __MINGW_USYMBOL(floorf); .scl 2; .type 32; .endef
13#ifdef __x86_64__
14 .seh_proc __MINGW_USYMBOL(floorf)
15#endif
16__MINGW_USYMBOL(floorf):
17#if defined(_AMD64_) || defined(__x86_64__)
18 subq $40, %rsp
19 .seh_stackalloc 40
20 .seh_endprologue
21 unpcklps %xmm0, %xmm0
22 cvtps2pd %xmm0, %xmm0
23 call floor
24 unpcklpd %xmm0, %xmm0
25 cvtpd2ps %xmm0, %xmm0
26 addq $40, %rsp
27 ret
28 .seh_endproc
29 .def __MINGW_USYMBOL(floor); .scl 2; .type 32; .endef
30#elif defined(_X86_) || defined(__i386__)
31 flds 4(%esp)
32 subl $8,%esp
33
34 fstcw 4(%esp) /* store fpu control word */
35
36 /* We use here %edx although only the low 1 bits are defined.
37 But none of the operations should care and they are faster
38 than the 16 bit operations. */
39 movl $0x400,%edx /* round towards -oo */
40 orl 4(%esp),%edx
41 andl $0xf7ff,%edx
42 movl %edx,(%esp)
43 fldcw (%esp) /* load modified control word */
44
45 frndint /* round */
46
47 fldcw 4(%esp) /* restore original control word */
48
49 addl $8,%esp
50 ret
51#endif
lib/libc/mingw/math/x86/floorl.S deleted-63
......@@ -1,63 +0,0 @@
1/**
2 * This file has no copyright assigned and is placed in the Public Domain.
3 * This file is part of the mingw-w64 runtime package.
4 * No warranty is given; refer to the file DISCLAIMER.PD within this package.
5 */
6#include <_mingw_mac.h>
7
8 .file "floorl.S"
9 .text
10#ifdef __x86_64__
11 .align 8
12#else
13 .align 4
14#endif
15 .globl __MINGW_USYMBOL(floorl)
16 .def __MINGW_USYMBOL(floorl); .scl 2; .type 32; .endef
17__MINGW_USYMBOL(floorl):
18#if defined(_AMD64_) || defined(__x86_64__)
19 fldt (%rdx)
20 subq $24,%rsp
21
22 fstcw 8(%rsp) /* store fpu control word */
23
24 /* We use here %edx although only the low 1 bits are defined.
25 But none of the operations should care and they are faster
26 than the 16 bit operations. */
27 movl $0x400,%edx /* round towards -oo */
28 orl 8(%rsp),%edx
29 andl $0xf7ff,%edx
30 movl %edx,(%rsp)
31 fldcw (%rsp) /* load modified control word */
32
33 frndint /* round */
34
35 fldcw 8(%rsp) /* restore original control word */
36
37 addq $24,%rsp
38 movq %rcx,%rax
39 movq $0,8(%rcx)
40 fstpt (%rcx)
41 ret
42#elif defined(_X86_) || defined(__i386__)
43 fldt 4(%esp)
44 subl $8,%esp
45
46 fstcw 4(%esp) /* store fpu control word */
47
48 /* We use here %edx although only the low 1 bits are defined.
49 But none of the operations should care and they are faster
50 than the 16 bit operations. */
51 movl $0x400,%edx /* round towards -oo */
52 orl 4(%esp),%edx
53 andl $0xf7ff,%edx
54 movl %edx,(%esp)
55 fldcw (%esp) /* load modified control word */
56
57 frndint /* round */
58
59 fldcw 4(%esp) /* restore original control word */
60
61 addl $8,%esp
62 ret
63#endif
lib/libc/musl/src/math/i386/floor.s+1-16
......@@ -1,20 +1,5 @@
1.global floorf
2.type floorf,@function
3floorf:
4 flds 4(%esp)
5 jmp 1f
6
7.global floorl
8.type floorl,@function
9floorl:
10 fldt 4(%esp)
11 jmp 1f
1/* zig patch: removed `floorl` and `floorf` in favor of using zig compiler_rt's implementations */
122
13.global floor
14.type floor,@function
15floor:
16 fldl 4(%esp)
171: mov $0x7,%al
1831: fstcw 4(%esp)
194 mov 5(%esp),%ah
205 mov %al,5(%esp)
lib/libc/musl/src/math/i386/floorf.s deleted-1
......@@ -1 +0,0 @@
1# see floor.s
lib/libc/musl/src/math/i386/floorl.s deleted-1
......@@ -1 +0,0 @@
1# see floor.s
src/libs/mingw.zig-2
......@@ -931,7 +931,6 @@ const mingw32_x86_src = [_][]const u8{
931931 "math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "exp2l.S",
932932 "math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "expl.c",
933933 "math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "expm1l.c",
934 "math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "floorl.S",
935934 "math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "fmodl.c",
936935 "math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "fucom.c",
937936 "math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "ilogbl.S",
......@@ -975,7 +974,6 @@ const mingw32_x86_32_src = [_][]const u8{
975974 "math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "atan2f.c",
976975 "math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "atanf.c",
977976 "math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "ceilf.S",
978 "math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "floorf.S",
979977 "math" ++ path.sep_str ++ "x86" ++ path.sep_str ++ "fmodf.c",
980978};
981979
src/libs/musl.zig-2
......@@ -953,8 +953,6 @@ const src_files = [_][]const u8{
953953 "musl/src/math/i386/exp_ld.s",
954954 "musl/src/math/i386/expl.s",
955955 "musl/src/math/i386/expm1l.s",
956 "musl/src/math/i386/floorf.s",
957 "musl/src/math/i386/floorl.s",
958956 "musl/src/math/i386/floor.s",
959957 "musl/src/math/i386/fmod.c",
960958 "musl/src/math/i386/fmodf.c",