diff options
Diffstat (limited to 'assembly')
| -rw-r--r-- | assembly/xh3bextm-test/Makefile | 24 | ||||
| l--------- | assembly/xh3bextm-test/rvcontroller.ld | 1 | ||||
| -rw-r--r-- | assembly/xh3bextm-test/xh3bextm-test.S | 40 | ||||
| -rwxr-xr-x | assembly/xh3bextm-test/xh3bextm-test.elf | bin | 0 -> 5240 bytes | |||
| -rw-r--r-- | assembly/xh3bextm-test/xh3bextm-test.hex | 3 | ||||
| -rw-r--r-- | assembly/xh3bextm-test/xh3bextm-test.o | bin | 0 -> 1012 bytes |
6 files changed, 68 insertions, 0 deletions
diff --git a/assembly/xh3bextm-test/Makefile b/assembly/xh3bextm-test/Makefile new file mode 100644 index 0000000..62a1190 --- /dev/null +++ b/assembly/xh3bextm-test/Makefile @@ -0,0 +1,24 @@ +MARCH ?= rv32imacbzicntr_zicond_zicsr_zifencei_zihintpause_zilsd_zclsd_zabha_zacas_zbkb_zbkx_zcb_zcmp_zcmt + +.PHONY: all dump load clean + +all: xh3bextm-test.hex + +xh3bextm-test.o: xh3bextm-test.S + riscv32-none-elf-as -I../rvcontroller-libraries -march=${MARCH} -o xh3bextm-test.o xh3bextm-test.S + +xh3bextm-test.elf: xh3bextm-test.o + riscv32-none-elf-ld -T rvcontroller.ld --no-warn-rwx-segments -o xh3bextm-test.elf xh3bextm-test.o + +dump: xh3bextm-test.elf + riscv32-none-elf-objdump -d xh3bextm-test.elf + +xh3bextm-test.hex: xh3bextm-test.elf + riscv32-none-elf-objcopy -O ihex xh3bextm-test.elf xh3bextm-test.hex + +load: xh3bextm-test.hex + bash -c "wl-copy < xh3bextm-test.hex" + +clean: + rm -f xh3bextm-test.bin xh3bextm-test.elf xh3bextm-test.o + diff --git a/assembly/xh3bextm-test/rvcontroller.ld b/assembly/xh3bextm-test/rvcontroller.ld new file mode 120000 index 0000000..bc01402 --- /dev/null +++ b/assembly/xh3bextm-test/rvcontroller.ld @@ -0,0 +1 @@ +../../rvcontroller.ld
\ No newline at end of file diff --git a/assembly/xh3bextm-test/xh3bextm-test.S b/assembly/xh3bextm-test/xh3bextm-test.S new file mode 100644 index 0000000..20ae6c2 --- /dev/null +++ b/assembly/xh3bextm-test/xh3bextm-test.S @@ -0,0 +1,40 @@ +# Xh3bextm macros are from the Hazard3 reference manual, slightly modified +.macro h3.bextm rd rs1 rs2 nbits + .if (\nbits < 1) || (\nbits > 8) + .err + .endif + .insn r 0x0b, 0x0, (((\nbits - 1) & 0x7 ) << 1), \rd, \rs1, \rs2 +.endm + +.macro h3.bextmi rd rs1 shamt nbits + .if (\nbits < 1) || (\nbits > 8) + .err + .endif + .if (\shamt < 0) || (\shamt > 31) + .err + .endif + .insn i 0x0b, 0x4, \rd, \rs1, (\shamt & 0x1f) | (((\nbits - 1) & 0x7 ) << 6) +.endm + +li t0,0xdeadbeef +li t1,4 + +h3.bextm s0,t0,t1,6 + +# 0xDEADBEEF = 1101 1110 1010 1101 1011 1110 1110 1111 (rs1) +# vv vvvv +# 10 1110 = 0x2E +# |---6---| (imm) +# |--4-| (rs2) + + +h3.bextmi s1,t0,16,3 + +# 0xDEADBEEF = 1101 1110 1010 1101 1011 1110 1110 1111 (rs1) +# vvv +# 101 = 0x5 +# |-3-| (imm2) +# |--------16--------| (imm1) + +li a7,10 +ecall diff --git a/assembly/xh3bextm-test/xh3bextm-test.elf b/assembly/xh3bextm-test/xh3bextm-test.elf Binary files differnew file mode 100755 index 0000000..b0c4daa --- /dev/null +++ b/assembly/xh3bextm-test/xh3bextm-test.elf diff --git a/assembly/xh3bextm-test/xh3bextm-test.hex b/assembly/xh3bextm-test/xh3bextm-test.hex new file mode 100644 index 0000000..d52c119 --- /dev/null +++ b/assembly/xh3bextm-test/xh3bextm-test.hex @@ -0,0 +1,3 @@ +:10000000B7C2ADDE9382F2EE11430B8462148BC44F
+:080010000209A9487300000079
+:00000001FF
diff --git a/assembly/xh3bextm-test/xh3bextm-test.o b/assembly/xh3bextm-test/xh3bextm-test.o Binary files differnew file mode 100644 index 0000000..99fbe2d --- /dev/null +++ b/assembly/xh3bextm-test/xh3bextm-test.o |