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riscv,*.S: use pesudo instruction call

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* let the linker perform relaxation
This commit is contained in:
Zihao Yu 2024-02-19 12:48:06 +08:00
parent 56d4ae7165
commit 031dd9d931
4 changed files with 9 additions and 9 deletions
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2
am/src/riscv/nemu/start.S
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@ -5,6 +5,6 @@
_start: _start:
mv s0, zero mv s0, zero
la sp, _stack_pointer la sp, _stack_pointer
jal _trm_init call _trm_init
.size _start, . - _start .size _start, . - _start

2
am/src/riscv/nemu/trap.S
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@ -58,7 +58,7 @@ __am_asm_trap:
csrw mstatus, t1 csrw mstatus, t1
mv a0, sp mv a0, sp
jal __am_irq_handle call __am_irq_handle
LOAD t1, OFFSET_STATUS(sp) LOAD t1, OFFSET_STATUS(sp)
LOAD t2, OFFSET_EPC(sp) LOAD t2, OFFSET_EPC(sp)

12
am/src/riscv/npc/libgcc/div.S
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@ -40,7 +40,7 @@ FUNC_BEGIN (__udivsi3)
sll a0, a0, 32 sll a0, a0, 32
sll a1, a1, 32 sll a1, a1, 32
move t0, ra move t0, ra
jal HIDDEN_JUMPTARGET(__udivdi3) call HIDDEN_JUMPTARGET(__udivdi3)
sext.w a0, a0 sext.w a0, a0
jr t0 jr t0
FUNC_END (__udivsi3) FUNC_END (__udivsi3)
@ -52,7 +52,7 @@ FUNC_BEGIN (__umodsi3)
srl a0, a0, 32 srl a0, a0, 32
srl a1, a1, 32 srl a1, a1, 32
move t0, ra move t0, ra
jal HIDDEN_JUMPTARGET(__udivdi3) call HIDDEN_JUMPTARGET(__udivdi3)
sext.w a0, a1 sext.w a0, a1
jr t0 jr t0
FUNC_END (__umodsi3) FUNC_END (__umodsi3)
@ -100,7 +100,7 @@ HIDDEN_DEF (__udivdi3)
FUNC_BEGIN (__umoddi3) FUNC_BEGIN (__umoddi3)
/* Call __udivdi3(a0, a1), then return the remainder, which is in a1. */ /* Call __udivdi3(a0, a1), then return the remainder, which is in a1. */
move t0, ra move t0, ra
jal HIDDEN_JUMPTARGET(__udivdi3) call HIDDEN_JUMPTARGET(__udivdi3)
move a0, a1 move a0, a1
jr t0 jr t0
FUNC_END (__umoddi3) FUNC_END (__umoddi3)
@ -117,7 +117,7 @@ FUNC_END (__umoddi3)
neg a1, a1 neg a1, a1
.L12: .L12:
move t0, ra move t0, ra
jal HIDDEN_JUMPTARGET(__udivdi3) call HIDDEN_JUMPTARGET(__udivdi3)
neg a0, a0 neg a0, a0
jr t0 jr t0
FUNC_END (__divdi3) FUNC_END (__divdi3)
@ -127,7 +127,7 @@ FUNC_BEGIN (__moddi3)
bltz a1, .L31 bltz a1, .L31
bltz a0, .L32 bltz a0, .L32
.L30: .L30:
jal HIDDEN_JUMPTARGET(__udivdi3) /* The dividend is not negative. */ call HIDDEN_JUMPTARGET(__udivdi3) /* The dividend is not negative. */
move a0, a1 move a0, a1
jr t0 jr t0
.L31: .L31:
@ -135,7 +135,7 @@ FUNC_BEGIN (__moddi3)
bgez a0, .L30 bgez a0, .L30
.L32: .L32:
neg a0, a0 neg a0, a0
jal HIDDEN_JUMPTARGET(__udivdi3) /* The dividend is hella negative. */ call HIDDEN_JUMPTARGET(__udivdi3) /* The dividend is hella negative. */
neg a0, a1 neg a0, a1
jr t0 jr t0
FUNC_END (__moddi3) FUNC_END (__moddi3)

2
am/src/riscv/npc/start.S
View file

@ -5,4 +5,4 @@
_start: _start:
mv s0, zero mv s0, zero
la sp, _stack_pointer la sp, _stack_pointer
jal _trm_init call _trm_init