rustv32i/tests/check/int_comp.S
2025-03-09 17:24:18 +01:00

90 lines
1.9 KiB
ArmAsm

# Integer computational register-register instruction.
#include "../helper.S"
.macro CASE_REG inst a b expected
li t0, \a
li t1, \b
\inst t2, t0, t1
ASSERT_EQ t2, \expected
.endm
.macro CASE_IMM inst a b expected
li t0, \a
\inst t2, t0, \b
ASSERT_EQ t2, \expected
.endm
.macro CASE_BOTH inst insti a b expected
CASE_REG \inst, \a, \b, \expected
CASE_IMM \insti, \a, \b, \expected
.endm
.macro CASE inst a b expected
CASE_BOTH \inst, \inst\()i, \a, \b, \expected
.endm
START_TEST
CASE add 10, 20, 30
CASE add 10, -2, 8
CASE add 10, 0, 10
CASE add 0, 0, 0
CASE slt 10 20 1
CASE slt 20 10 0
CASE slt, -1 0 1
CASE slt 0, -1 0
CASE slt, -1, -1, 0
CASE slt, -100, -1, 1
CASE_BOTH sltu sltiu 10 20 1
CASE_BOTH sltu sltiu 20 10 0
CASE_BOTH sltu sltiu, -1, 0, 0
CASE_BOTH sltu sltiu, -100, -1, 1
CASE_BOTH sltu sltiu, 100, -1, 1
CASE and 0b11, 0b11, 0b11
CASE and, -1, -1, -1
CASE and, -1, 0, 0
CASE and, -1, 40, 40
CASE and, 0b101, 0b100, 0b100
CASE or, -1, 0, -1
CASE or, -1, 40, -1
CASE or, 0, 0, 0
CASE or, 0b101, 0b110, 0b111
CASE xor, -1, 0, -1
CASE xor, -1, -1, 0
CASE xor 0b101, 0b100, 0b001
CASE sll, 2, 1, 4
CASE sll, 0, 10, 0
CASE sll, 10, 0, 10
CASE sll, -1, 31, -2147483648
CASE_REG sll, -1, 32, -1 # error for immediate
CASE srl, 4, 1, 2
CASE srl, 0, 10, 0
CASE srl, 10, 0, 10
CASE srl, -1, 1, 2147483647
CASE srl, 0b111, 2, 0b001
CASE_REG srl, -1, 32, -1 # error for immediate
CASE_REG sub, 10, 5, 5
CASE_REG sub, -1, 1, -2
CASE_REG sub, 1, 2, -1
CASE_REG sub, -1, -2, 1
CASE_REG sub, 0, 4294967295, 1
CASE sra, 4, 1, 2
CASE sra, 0, 10, 0
CASE sra, 10, 0, 10
CASE sra, -1, 1, -1
CASE sra, -1, 31, -1
CASE sra, 0b111, 2, 0b001
CASE_REG sra, 10, 32, 10 # error for immediate
PASS