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- Cleanedup toolchain

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git-svn-id: http://moon:8086/svn/vhdl/trunk@381 cc03376c-175c-47c8-b038-4cd826a8556b
This commit is contained in:
jens
2009-03-14 17:19:29 +00:00
parent 5f24a7e1dc
commit 58f704112c
15 changed files with 184 additions and 329 deletions
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lib/CPUs/MIPS/bsp/examples/bootloader/init_boot.S
+2 -191
View File
@@ -1,6 +1,7 @@
.file "init.S"
.text
.section .init,"ax"
.align 2
.globl _init
.extern end
@@ -12,197 +13,7 @@ _init:
la $26, sys_uart_baud
addiu $27, $0, baudrate
sb $27, 0($26)
# set stack pointer
la $sp, stack_ptr
j $jmain
# TEST
li $26, +5
beqz $26, _terminate
li $26, -5
beqz $26, _terminate
li $26, 0
beqz $26, $_L11
nop
j _terminate
nop
$_L11:
li $26, +5
li $27, +6
beq $26, $27, _terminate
li $26, -5
beq $26, $27, _terminate
li $26, 0
beq $26, $27, _terminate
li $26, +6
beq $26, $27, $_L12
nop
j _terminate
nop
$_L12:
li $26, -5
bgez $26, _terminate
li $26, +5
bgez $26, $_L13
nop
j _terminate
$_L13: li $26, 0
bgez $26, $_L14
nop
j _terminate
$_L14:
li $26, -5
bgtz $26, _terminate
li $26, 0
bgtz $26, _terminate
li $26, +5
bgtz $26, $_L15
nop
j _terminate
$_L15:
li $26, +5
blez $26, _terminate
li $26, 0
blez $26, $_L16
nop
j _terminate
$_L16: li $26, -5
blez $26, $_L17
nop
j _terminate
$_L17:
li $26, +5
bltz $26, _terminate
li $26, 0
bltz $26, _terminate
li $26, -5
bltz $26, $_L18
nop
j _terminate
$_L18:
li $26, +5
li $27, +6
bne $26, $27, $_L19
nop
j _terminate
$_L19: li $26, -5
bne $26, $27, $_L20
nop
j _terminate
$_L20: li $26, -6
bne $26, $27, $_L21
nop
j _terminate
$_L21: li $26, 0
bne $26, $27, $_L22
nop
j _terminate
$_L22: li $26, +6
bne $26, $27, _terminate
li $26, +5
bnez $26, $_L23
nop
j _terminate
$_L23: li $26, -5
bnez $26, $_L24
nop
j _terminate
$_L24: li $26, 0
bnez $26, _terminate
jr $ra
$_L25:
li $27, +5
sltiu $26,$27,+6
sltiu $26,$27,-6
li $27, -5
sltiu $26,$27,+6
sltiu $26,$27,-6
li $27, +6
sltiu $26,$27,+5
sltiu $26,$27,-5
li $27, -6
sltiu $26,$27,+5
sltiu $26,$27,-5
li $27, +5
slti $26,$27,+6
slti $26,$27,-6
li $27, -5
slti $26,$27,+6
slti $26,$27,-6
li $27, +6
slti $26,$27,+5
slti $26,$27,-5
li $27, -6
slti $26,$27,+5
slti $26,$27,-5
li $26, +5
li $27, +6
sltu $26,$26,$27
li $26, +5
li $27, -6
sltu $26,$26,$27
li $26, -5
li $27, +6
sltu $26,$26,$27
li $26, -5
li $27, -6
sltu $26,$26,$27
li $26, +6
li $27, +5
sltu $26,$26,$27
li $26, +6
li $27, -5
sltu $26,$26,$27
li $26, -6
li $27, +5
sltu $26,$26,$27
li $26, -6
li $27, -5
sltu $26,$26,$27
li $26, +5
li $27, +6
slt $26,$26,$27
li $26, +5
li $27, -6
slt $26,$26,$27
li $26, -5
li $27, +6
slt $26,$26,$27
li $26, -5
li $27, -6
slt $26,$26,$27
li $26, +6
li $27, +5
slt $26,$26,$27
li $26, +6
li $27, -5
slt $26,$26,$27
li $26, -6
li $27, +5
slt $26,$26,$27
li $26, -6
li $27, -5
slt $26,$26,$27
# TEST
# jump main
$jmain: la $26, main
jalr $26
_terminate:
nop
j _terminate
nop
.set reorder