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Add a new .cap pseudo function to the assembler that allows to check for

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certain capabilities of the CPU or target system.
This commit is contained in:
Kugel Fuhr
2025-06-30 21:37:43 +02:00
parent a4a24280f2
commit d4e57278c6
12 changed files with 434 additions and 6 deletions
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39
test/asm/listing/110-capabilities.s Normal file
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@@ -0,0 +1,39 @@
; Error: Arguments to .CAPABILITY must be identifiers
.if .cap()
.endif
; Error: Arguments to .CAPABILITY must be identifiers
; Error: ')' expected
.if .cap(
.endif
; Error: Not a valid capability name: CPU_HAS_BR
.if .cap(cpu_has_br)
.endif
; Error: ')' expected
; Error: Unexpected trailing garbage characters
.if .cap(cpu_has_bra8 cpu_has_bra8)
.endif
; Ok
.if .cap(cpu_has_bra8, CPU_HAS_PUSHXY, CPU_HAS_STZ, CPU_HAS_INA)
.endif
.setcpu "65SC02"
.if !.cap(cpu_has_bra8)
.error "Assembler says 65SC02 has no 8 bit bra"
.endif
.if !.cap(cpu_has_PUSHXY)
.error "Assembler says 65SC02 has no phx"
.endif
.if !.cap(cpu_has_STZ)
.error "Assembler says 65SC02 has no stz"
.endif
.if !.cap(cpu_has_INA)
.error "Assembler says 65SC02 has no ina"
.endif

0
test/asm/listing/control/110-capabilities.err Normal file
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6
test/asm/listing/ref/110-capabilities.err2-ref Normal file
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@@ -0,0 +1,6 @@
110-capabilities.s:3: Error: Arguments to .CAPABILITY must be identifiers
110-capabilities.s:8: Error: Arguments to .CAPABILITY must be identifiers
110-capabilities.s:8: Error: ')' expected
110-capabilities.s:12: Error: Not a valid capability name: CPU_HAS_BR
110-capabilities.s:17: Error: ')' expected
110-capabilities.s:17: Error: Unexpected trailing garbage characters