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Commit 1e5a4a97 authored by George Hotz's avatar George Hotz
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Revert "Revert "no dsp extensions"" 

This reverts commit 7ba4bdc7.
parent 1310c074
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mipsevm/test/madd.asm deleted 100644 → 0
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###############################################################################
# File : madd.asm
# Project : MIPS32 MUX
# Author: : Grant Ayers (ayers@cs.stanford.edu)
#
# Standards/Formatting:
# MIPS gas, soft tab, 80 column
#
# Description:
# Test the functionality of the 'madd' instruction.
#
###############################################################################
.section .test, "x"
.balign 4
.set noreorder
.global test
.ent test
test:
lui $s0, 0xbfff # Load the base address 0xbffffff0
ori $s0, 0xfff0
ori $s1, $0, 1 # Prepare the 'done' status
#### Test code start ####
lui $t0, 0x1234 # Multiply A 0x12345678
ori $t0, 0x5678
lui $t1, 0xc001 # Multiply B 0xc001cafe
ori $t1, 0xcafe
lui $t2, 0x3141 # Fused sum 0x3141592631415926
ori $t2, 0x5926
mthi $t2
mtlo $t2
madd $t0, $t1 # 0x2cb4642be3e1d436
mfhi $t3
mflo $t4
lui $t5, 0x2cb4
ori $t5, 0x642b
lui $t6, 0xe3e1
ori $t6, 0xd436
subu $t7, $t3, $t5
subu $t8, $t4, $t6
sltiu $v0, $t7, 1
sltiu $v1, $t8, 1
and $v0, $v0, $v1
#### Test code end ####
sw $v0, 8($s0) # Set the test result
sw $s1, 4($s0) # Set 'done'
$done:
jr $ra
nop
.end test
mipsevm/test/maddu.asm deleted 100644 → 0
View file @ 1310c074
###############################################################################
# File : maddu.asm
# Project : MIPS32 MUX
# Author: : Grant Ayers (ayers@cs.stanford.edu)
#
# Standards/Formatting:
# MIPS gas, soft tab, 80 column
#
# Description:
# Test the functionality of the 'maddu' instruction.
#
###############################################################################
.section .test, "x"
.balign 4
.set noreorder
.global test
.ent test
test:
lui $s0, 0xbfff # Load the base address 0xbffffff0
ori $s0, 0xfff0
ori $s1, $0, 1 # Prepare the 'done' status
#### Test code start ####
lui $t0, 0x1234 # Multiply A 0x12345678
ori $t0, 0x5678
lui $t1, 0xc001 # Multiply B 0xc001cafe
ori $t1, 0xcafe
lui $t2, 0x3141 # Fused sum 0x3141592631415926
ori $t2, 0x5926
mthi $t2
mtlo $t2
maddu $t0, $t1 # 0x3ee8baa3e3e1d436
mfhi $t3
mflo $t4
lui $t5, 0x3ee8
ori $t5, 0xbaa3
lui $t6, 0xe3e1
ori $t6, 0xd436
subu $t7, $t3, $t5
subu $t8, $t4, $t6
sltiu $v0, $t7, 1
sltiu $v1, $t8, 1
and $v0, $v0, $v1
#### Test code end ####
sw $v0, 8($s0) # Set the test result
sw $s1, 4($s0) # Set 'done'
$done:
jr $ra
nop
.end test
mipsevm/test/msub.asm deleted 100644 → 0
View file @ 1310c074
###############################################################################
# File : msub.asm
# Project : MIPS32 MUX
# Author: : Grant Ayers (ayers@cs.stanford.edu)
#
# Standards/Formatting:
# MIPS gas, soft tab, 80 column
#
# Description:
# Test the functionality of the 'msub' instruction.
#
###############################################################################
.section .test, "x"
.balign 4
.set noreorder
.global test
.ent test
test:
lui $s0, 0xbfff # Load the base address 0xbffffff0
ori $s0, 0xfff0
ori $s1, $0, 1 # Prepare the 'done' status
#### Test code start ####
lui $t0, 0x1234 # Multiply A 0x12345678
ori $t0, 0x5678
lui $t1, 0xc001 # Multiply B 0xc001cafe
ori $t1, 0xcafe
lui $t2, 0x3141 # Fused sum 0x3141592631415926
ori $t2, 0x5926
mthi $t2
mtlo $t2
msub $t0, $t1 # 0x35ce4e207ea0de16
mfhi $t3
mflo $t4
lui $t5, 0x35ce
ori $t5, 0x4e20
lui $t6, 0x7ea0
ori $t6, 0xde16
subu $t7, $t3, $t5
subu $t8, $t4, $t6
sltiu $v0, $t7, 1
sltiu $v1, $t8, 1
and $v0, $v0, $v1
#### Test code end ####
sw $v0, 8($s0) # Set the test result
sw $s1, 4($s0) # Set 'done'
$done:
jr $ra
nop
.end test
mipsevm/test/msubu.asm deleted 100644 → 0
View file @ 1310c074
###############################################################################
# File : msubu.asm
# Project : MIPS32 MUX
# Author: : Grant Ayers (ayers@cs.stanford.edu)
#
# Standards/Formatting:
# MIPS gas, soft tab, 80 column
#
# Description:
# Test the functionality of the 'msubu' instruction.
#
###############################################################################
.section .test, "x"
.balign 4
.set noreorder
.global test
.ent test
test:
lui $s0, 0xbfff # Load the base address 0xbffffff0
ori $s0, 0xfff0
ori $s1, $0, 1 # Prepare the 'done' status
#### Test code start ####
lui $t0, 0x1234 # Multiply A 0x12345678
ori $t0, 0x5678
lui $t1, 0xc001 # Multiply B 0xc001cafe
ori $t1, 0xcafe
lui $t2, 0x3141 # Fused sum 0x3141592631415926
ori $t2, 0x5926
mthi $t2
mtlo $t2
msubu $t0, $t1 # 0x2399f7a87ea0de16
mfhi $t3
mflo $t4
lui $t5, 0x2399
ori $t5, 0xf7a8
lui $t6, 0x7ea0
ori $t6, 0xde16
subu $t7, $t3, $t5
subu $t8, $t4, $t6
sltiu $v0, $t7, 1
sltiu $v1, $t8, 1
and $v0, $v0, $v1
#### Test code end ####
sw $v0, 8($s0) # Set the test result
sw $s1, 4($s0) # Set 'done'
$done:
jr $ra
nop
.end test
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