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Commit 48c842ab by Claudiu Zissulescu Committed by Claudiu Zissulescu
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[ARC][libgcc] Add support for QuarkSE processor. 

libgcc/
2016-11-17  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/dp-hack.h (ARC_OPTFPE): Define.
	(__ARC_NORM__): Use instead ARC_OPTFPE.
	* config/arc/fp-hack.h: Likewise.
	* config/arc/lib1funcs.S (ARC_OPTFPE): Define.
	(__ARC_MPY__): Use it insetead of __ARC700__ and __HS__.

From-SVN: r242547
parent c4014855
Showing with 82 additions and 66 deletions
libgcc/ChangeLog
2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/dp-hack.h (ARC_OPTFPE): Define.
(__ARC_NORM__): Use instead ARC_OPTFPE.
* config/arc/fp-hack.h: Likewise.
* config/arc/lib1funcs.S (ARC_OPTFPE): Define.
(__ARC_MPY__): Use it insetead of __ARC700__ and __HS__.
2016-11-16 Alexander Monakov <amonakov@ispras.ru>
* config/nvptx/crt0.c (__main): Setup __nvptx_stacks and __nvptx_uni.
......
libgcc/config/arc/dp-hack.h
......@@ -30,21 +30,23 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
#define FINE_GRAINED_LIBRARIES
#define ARC_DP_DEBUG 1
#if !defined (__ARC_NORM__) || ARC_DP_DEBUG
#define ARC_OPTFPE (defined (__ARC700__) || defined (__ARC_FPX_QUARK__))
#if !ARC_OPTFPE || ARC_DP_DEBUG
#define L_pack_df
#define L_unpack_df
#define L_make_df
#define L_thenan_df
#define L_sf_to_df
#endif
#ifndef __ARC_NORM__
#if !ARC_OPTFPE
#define L_addsub_df
#elif ARC_DP_DEBUG
#define L_addsub_df
#define __adddf3 __adddf3_c
#define __subdf3 __subdf3_c
#endif
#ifndef __ARC_NORM__
#if !ARC_OPTFPE
#define L_mul_df
#define L_div_df
#elif (!defined (__ARC700__) && !defined (__ARC_MUL64__) \
......@@ -59,7 +61,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
#define L_div_df
#define __divdf3 __divdf3_c
#endif
#ifndef __ARC_NORM__
#if !ARC_OPTFPE
#define L_df_to_sf
#define L_si_to_df
#define L_df_to_si
......@@ -77,7 +79,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
#define L_usi_to_df
#define __floatunsidf __floatunsidf_c
#endif
#ifndef __ARC_NORM__
#if !ARC_OPTFPE
#define L_fpcmp_parts_df
#define L_compare_df
#define L_eq_df
......
libgcc/config/arc/fp-hack.h
......@@ -30,13 +30,15 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
#define ARC_FP_DEBUG 1
#define FINE_GRAINED_LIBRARIES
#if !defined (__ARC_NORM__) || ARC_FP_DEBUG
#define ARC_OPTFPE (defined (__ARC700__) || defined (__ARC_FPX_QUARK__))
#if !ARC_OPTFPE || ARC_FP_DEBUG
#define L_pack_sf
#define L_unpack_sf
#define L_make_sf
#define L_thenan_sf
#endif
#ifndef __ARC_NORM__
#if !ARC_OPTFPE
#define L_addsub_sf
#define L_mul_sf
#define L_div_sf
......@@ -61,7 +63,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
#define L_usi_to_sf
#define __floatunsisf __floatunsisf_c
#endif
#ifndef __ARC_NORM__
#if !ARC_OPTFPE
#define L_fpcmp_parts_sf
#define L_compare_sf
#define L_eq_sf
......
libgcc/config/arc/lib1funcs.S
......@@ -32,29 +32,29 @@ see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
This exception does not however invalidate any other reasons why
the executable file might be covered by the GNU General Public License. */
/* ANSI concatenation macros. */
#define CONCAT1(a, b) CONCAT2(a, b)
#define CONCAT2(a, b) a ## b
/* Use the right prefix for global labels. */
#define SYM(x) CONCAT1 (__USER_LABEL_PREFIX__, x)
#ifndef WORKING_ASSEMBLER
#define abs_l abs
#define asl_l asl
#define mov_l mov
#endif
#define FUNC(X) .type SYM(X),@function
#define HIDDEN_FUNC(X) FUNC(X)` .hidden X
#define ENDFUNC0(X) .Lfe_##X: .size X,.Lfe_##X-X
#define ENDFUNC(X) ENDFUNC0(X)
#ifdef L_mulsi3
.section .text
.align 4
......@@ -64,10 +64,10 @@ SYM(__mulsi3):
/* This the simple version.
while (a)
while (a)
{
if (a & 1)
r += b;
r += b;
a >>= 1;
b <<= 1;
}
......@@ -132,7 +132,7 @@ SYM(__mulsi3):
add2.cs r0,r0,r1
lsr.f r2,r2
add3.cs r0,r0,r1
bne.d .Loop
bne.d .Loop
add3 r1,r3,r1
j_s [blink]
ENDFUNC(__mulsi3)
......@@ -143,17 +143,17 @@ SYM(__mulsi3):
.Lloop:
bbit0 r0,0,@.Ly
add_s r2,r2,r1 ; r += b
.Ly:
.Ly:
lsr_s r0,r0 ; a >>= 1
asl_s r1,r1 ; b <<= 1
brne_s r0,0,@.Lloop
asl_s r1,r1 ; b <<= 1
brne_s r0,0,@.Lloop
.Ldone:
j_s.d [blink]
mov_s r0,r2
ENDFUNC(__mulsi3)
/********************************************************/
#endif
#endif /* L_mulsi3 */
#ifdef L_umulsidi3
......@@ -179,10 +179,10 @@ SYM(__umulsi3_highpart):
/* This the simple version.
while (a)
while (a)
{
if (a & 1)
r += b;
r += b;
a >>= 1;
b <<= 1;
}
......@@ -458,18 +458,18 @@ SYM(__udivmodsi4):
mov_s r2,1 ; bit = 1
mov_s r3,0 ; res = 0
.Lloop1:
brhs r1,r0,@.Lloop2
brhs r1,r0,@.Lloop2
bbit1 r1,31,@.Lloop2
asl_s r1,r1 ; den <<= 1
b.d @.Lloop1
asl_s r2,r2 ; bit <<= 1
.Lloop2:
brlo r0,r1,@.Lshiftdown
brlo r0,r1,@.Lshiftdown
sub_s r0,r0,r1 ; num -= den
or_s r3,r3,r2 ; res |= bit
.Lshiftdown:
lsr_s r2,r2 ; bit >>= 1
lsr_s r1,r1 ; den >>= 1
lsr_s r1,r1 ; den >>= 1
brne_s r2,0,@.Lloop2
.Ldivmodend:
mov_s r1,r0 ; r1 = mod
......@@ -788,15 +788,15 @@ __muldiv:
neg r4,r2
ld.as r5,[pcl,r4]
abs_s r12,r0
bic.f 0,r2,r4
mpyhu.ne r12,r12,r5
bic.f 0,r2,r4
mpyhu.ne r12,r12,r5
norm r3,r2
xor.f 0,r0,r1
; write port allocation stall
rsub r3,r3,30
lsr r0,r12,r3
j_s.d [blink]
neg.mi r0,r0
; write port allocation stall
rsub r3,r3,30
lsr r0,r12,r3
j_s.d [blink]
neg.mi r0,r0
.balign 4
SYM(__divsi3):
......@@ -879,7 +879,7 @@ SYM(__divsi3):
#endif /* ifndef __ARC700__ */
ENDFUNC(__divsi3)
#endif /* L_divsi3 */
#ifdef L_umodsi3
......@@ -954,7 +954,7 @@ SYM(__modsi3):
.section .text
.align 4
.global SYM (__clzsi2)
SYM(__clzsi2):
SYM(__clzsi2):
#ifdef __ARC_NORM__
HIDDEN_FUNC(__clzsi2)
norm.f r0,r0
......@@ -1005,7 +1005,7 @@ SYM(__clzsi2):
;;; MILLICODE THUNK LIB ;***************
;;; .macro push_regs from, to, offset
;;; st_s "\from", [sp, \offset]
;;; .if \to-\from
......@@ -1022,22 +1022,22 @@ SYM(__clzsi2):
;;;; .set regno, \from+1
;;;; .set shift, 32
;;;; .set shift, shift - 1
;;;; # st_s %shift @3 lsl #shift
;;;; # st_s %shift @3 lsl #shift
;;;; .if \to-\from
;;;; sum "(\from+1)", \to, "(\three)"
;;;; .endif
;;;; .endif
;;;; .endm
;;;;
;;;;
;;;; SUM 0,5, 9
;;;;
; .altmacro
;;;;
; .altmacro
;; .macro push_regs from=0, to=3, offset
;; st_s r\from, [sp, \offset]
;; .if \to-\from
;; push_regs "\from+1 ",\to,"(\offset+4)"
;; .endif
;; .endm
;;
;;
;; .macro expand_to_push from=13, to
;; ; .section .text
;; ; .align 4
......@@ -1045,11 +1045,11 @@ SYM(__clzsi2):
;; ; .type foo,
;; st_13_to_25:
;; ; push_regs \from, \to, 0
;; push_regs 0,3 ;
;; push_regs 0,3 ;
;; .endm
;;
;;
;; expand_to_push 13,18
;;
;;
;#endif
#ifdef L_millicodethunk_st
......@@ -1080,25 +1080,25 @@ SYM(__clzsi2):
.align 4
SYM(__st_r13_to_r25):
st r25, [sp,48]
SYM(__st_r13_to_r24):
SYM(__st_r13_to_r24):
st r24, [sp,44]
SYM(__st_r13_to_r23):
SYM(__st_r13_to_r23):
st r23, [sp,40]
SYM(__st_r13_to_r22):
SYM(__st_r13_to_r22):
st r22, [sp,36]
SYM(__st_r13_to_r21):
SYM(__st_r13_to_r21):
st r21, [sp,32]
SYM(__st_r13_to_r20):
st r20, [sp,28]
SYM(__st_r13_to_r19):
SYM(__st_r13_to_r20):
st r20, [sp,28]
SYM(__st_r13_to_r19):
st r19, [sp,24]
SYM(__st_r13_to_r18):
SYM(__st_r13_to_r18):
st r18, [sp,20]
SYM(__st_r13_to_r17):
SYM(__st_r13_to_r17):
st r17, [sp,16]
SYM(__st_r13_to_r16):
SYM(__st_r13_to_r16):
st r16, [sp,12]
SYM(__st_r13_to_r15):
SYM(__st_r13_to_r15):
#ifdef __ARC700__
st r15, [sp,8] ; minimum function size to avoid stall: 6 bytes.
#else
......@@ -1106,7 +1106,7 @@ SYM(__st_r13_to_r15):
#endif
st_s r14, [sp,4]
j_s.d [%blink]
st_s r13, [sp,0]
st_s r13, [sp,0]
ENDFUNC(__st_r13_to_r15)
ENDFUNC(__st_r13_to_r16)
ENDFUNC(__st_r13_to_r17)
......@@ -1124,7 +1124,7 @@ SYM(__st_r13_to_r15):
#ifdef L_millicodethunk_ld
.section .text
.align 4
; ==================================
; ==================================
; the loads
.global SYM(__ld_r13_to_r15)
......@@ -1160,7 +1160,7 @@ SYM(__ld_r13_to_r22):
SYM(__ld_r13_to_r21):
ld r21, [sp,32]
SYM(__ld_r13_to_r20):
ld r20, [sp,28]
ld r20, [sp,28]
SYM(__ld_r13_to_r19):
ld r19, [sp,24]
SYM(__ld_r13_to_r18):
......@@ -1229,7 +1229,7 @@ SYM(__ld_r13_to_r22_ret):
SYM(__ld_r13_to_r21_ret):
ld r21, [sp,32]
SYM(__ld_r13_to_r20_ret):
ld r20, [sp,28]
ld r20, [sp,28]
SYM(__ld_r13_to_r19_ret):
ld r19, [sp,24]
SYM(__ld_r13_to_r18_ret):
......@@ -1261,6 +1261,9 @@ SYM(__ld_r13_to_r14_ret):
#endif /* L_millicodethunk_ret */
#define ARC_OPTFPE (defined (__ARC700__) || defined (__ARC_FPX_QUARK__))
#if ARC_OPTFPE
#ifdef L_adddf3
#ifdef __ARC_NORM__
#include "ieee-754/adddf3.S"
......@@ -1268,7 +1271,7 @@ SYM(__ld_r13_to_r14_ret):
#endif
#ifdef L_muldf3
#if defined (__ARC700__) || defined (__HS__)
#ifdef __ARC_MPY__
#include "ieee-754/muldf3.S"
#elif defined (__ARC_NORM__) && defined(__ARC_MUL64__)
#include "ieee-754/arc600-mul64/muldf3.S"
......@@ -1284,7 +1287,7 @@ SYM(__ld_r13_to_r14_ret):
#endif
#ifdef L_mulsf3
#if defined (__ARC700__) || defined (__HS__)
#ifdef __ARC_MPY__
#include "ieee-754/mulsf3.S"
#elif defined (__ARC_NORM__) && defined(__ARC_MUL64__)
#include "ieee-754/arc600-mul64/mulsf3.S"
......@@ -1296,7 +1299,7 @@ SYM(__ld_r13_to_r14_ret):
#endif
#ifdef L_divdf3
#if defined (__ARC700__) || defined (__HS__)
#ifdef __ARC_MPY__
#include "ieee-754/divdf3.S"
#elif defined (__ARC_NORM__) && defined(__ARC_MUL64__)
#include "ieee-754/arc600-mul64/divdf3.S"
......@@ -1306,7 +1309,7 @@ SYM(__ld_r13_to_r14_ret):
#endif
#ifdef L_divsf3
#if defined (__ARC700__) || defined (__HS__)
#ifdef __ARC_MPY__
#include "ieee-754/divsf3-stdmul.S"
#elif defined (__ARC_NORM__) && defined(__ARC_MUL64__)
#include "ieee-754/arc600-mul64/divsf3.S"
......@@ -1424,3 +1427,4 @@ SYM(__ld_r13_to_r14_ret):
#include "ieee-754/ordsf2.S"
#endif
#endif
#endif /* ARC_OPTFPE */
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