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# frv testcase for smul $GRi,$GRj,$GRk
# mach: all
.include "testutils.inc"
start
.global smul
smul:
; Positive operands
set_gr_immed 3,gr7 ; multiply small numbers
set_gr_immed 2,gr8
smul gr7,gr8,gr8
test_gr_immed 0,gr8
test_gr_immed 6,gr9
set_gr_immed 1,gr7 ; multiply by 1
set_gr_immed 2,gr8
smul gr7,gr8,gr8
test_gr_immed 0,gr8
test_gr_immed 2,gr9
set_gr_immed 2,gr7 ; multiply by 1
set_gr_immed 1,gr8
smul gr7,gr8,gr8
test_gr_immed 0,gr8
test_gr_immed 2,gr9
set_gr_immed 0,gr7 ; multiply by 0
set_gr_immed 2,gr8
smul gr7,gr8,gr8
test_gr_immed 0,gr8
test_gr_immed 0,gr9
set_gr_immed 2,gr7 ; multiply by 0
set_gr_immed 0,gr8
smul gr7,gr8,gr8
test_gr_immed 0,gr8
test_gr_immed 0,gr9
set_gr_limmed 0x3fff,0xffff,gr7 ; 31 bit result
set_gr_immed 2,gr8
smul gr7,gr8,gr8
test_gr_immed 0,gr8
test_gr_limmed 0x7fff,0xfffe,gr9
set_gr_limmed 0x4000,0x0000,gr7 ; 32 bit result
set_gr_immed 2,gr8
smul gr7,gr8,gr8
test_gr_immed 0,gr8
test_gr_limmed 0x8000,0x0000,gr9
set_gr_limmed 0x4000,0x0000,gr7 ; 33 bit result
set_gr_immed 4,gr8
smul gr7,gr8,gr8
test_gr_immed 1,gr8
test_gr_limmed 0x0000,0x0000,gr9
set_gr_limmed 0x7fff,0xffff,gr7 ; max positive result
set_gr_limmed 0x7fff,0xffff,gr8
smul gr7,gr8,gr8
test_gr_limmed 0x3fff,0xffff,gr8
test_gr_immed 0x00000001,gr9
; Mixed operands
set_gr_immed -3,gr7 ; multiply small numbers
set_gr_immed 2,gr8
smul gr7,gr8,gr8
test_gr_immed -1,gr8
test_gr_immed -6,gr9
set_gr_immed 3,gr7 ; multiply small numbers
set_gr_immed -2,gr8
smul gr7,gr8,gr8
test_gr_immed -1,gr8
test_gr_immed -6,gr9
set_gr_immed 1,gr7 ; multiply by 1
set_gr_immed -2,gr8
smul gr7,gr8,gr8
test_gr_immed -1,gr8
test_gr_immed -2,gr9
set_gr_immed -2,gr7 ; multiply by 1
set_gr_immed 1,gr8
smul gr7,gr8,gr8
test_gr_immed -1,gr8
test_gr_immed -2,gr9
set_gr_immed 0,gr7 ; multiply by 0
set_gr_immed -2,gr8
smul gr7,gr8,gr8
test_gr_immed 0,gr8
test_gr_immed 0,gr9
set_gr_immed -2,gr7 ; multiply by 0
set_gr_immed 0,gr8
smul gr7,gr8,gr8
test_gr_immed 0,gr8
test_gr_immed 0,gr9
set_gr_limmed 0x2000,0x0001,gr7 ; 31 bit result
set_gr_immed -2,gr8
smul gr7,gr8,gr8
test_gr_limmed 0xffff,0xffff,gr8
test_gr_limmed 0xbfff,0xfffe,gr9
set_gr_limmed 0x4000,0x0000,gr7 ; 32 bit result
set_gr_immed -2,gr8
smul gr7,gr8,gr8
test_gr_limmed 0xffff,0xffff,gr8
test_gr_limmed 0x8000,0x0000,gr9
set_gr_limmed 0x4000,0x0001,gr7 ; 32 bit result
set_gr_immed -2,gr8
smul gr7,gr8,gr8
test_gr_limmed 0xffff,0xffff,gr8
test_gr_limmed 0x7fff,0xfffe,gr9
set_gr_limmed 0x4000,0x0000,gr7 ; 33 bit result
set_gr_immed -4,gr8
smul gr7,gr8,gr8
test_gr_limmed 0xffff,0xffff,gr8
test_gr_limmed 0x0000,0x0000,gr9
set_gr_limmed 0x7fff,0xffff,gr7 ; max negative result
set_gr_limmed 0x8000,0x0000,gr8
smul gr7,gr8,gr8
test_gr_limmed 0xc000,0x0000,gr8
test_gr_limmed 0x8000,0x0000,gr9
; Negative operands
set_gr_immed -3,gr7 ; multiply small numbers
set_gr_immed -2,gr8
smul gr7,gr8,gr8
test_gr_immed 0,gr8
test_gr_immed 6,gr9
set_gr_immed -1,gr7 ; multiply by 1
set_gr_immed -2,gr8
smul gr7,gr8,gr8
test_gr_immed 0,gr8
test_gr_immed 2,gr9
set_gr_immed -2,gr7 ; multiply by 1
set_gr_immed -1,gr8
smul gr7,gr8,gr8
test_gr_immed 0,gr8
test_gr_immed 2,gr9
set_gr_limmed 0xc000,0x0001,gr7 ; 31 bit result
set_gr_immed -2,gr8
smul gr7,gr8,gr8
test_gr_immed 0,gr8
test_gr_limmed 0x7fff,0xfffe,gr9
set_gr_limmed 0xc000,0x0000,gr7 ; 32 bit result
set_gr_immed -2,gr8
smul gr7,gr8,gr8
test_gr_immed 0,gr8
test_gr_limmed 0x8000,0x0000,gr9
set_gr_limmed 0xc000,0x0000,gr7 ; 33 bit result
set_gr_immed -4,gr8
smul gr7,gr8,gr8
test_gr_immed 1,gr8
test_gr_immed 0x00000000,gr9
set_gr_limmed 0x8000,0x0001,gr7 ; almost max positive result
set_gr_limmed 0x8000,0x0001,gr8
smul gr7,gr8,gr8
test_gr_limmed 0x3fff,0xffff,gr8
test_gr_immed 0x00000001,gr9
set_gr_limmed 0x8000,0x0000,gr7 ; max positive result
set_gr_limmed 0x8000,0x0000,gr8
smul gr7,gr8,gr8
test_gr_limmed 0x4000,0x0000,gr8
test_gr_immed 0x00000000,gr9
pass
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