akkartik
/
mu
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

6150 - call-by-reference is working

This commit is contained in:
Kartik Agaram 2020-03-14 16:04:57 -07:00
parent afa4d6bb4c
commit abb66df2c7
2 changed files with 79 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

BIN
apps/mu
View File

Binary file not shown.

79
apps/mu.subx
View File

@ -2865,6 +2865,85 @@ test-convert-function-call-with-arg-of-user-defined-type:
5d/pop-to-ebp
c3/return
# we don't have special support for call-by-reference; just explicitly create
# a new variable with the address of the arg
test-convert-function-call-with-arg-of-user-defined-type-by-reference:
# . prologue
55/push-ebp
89/<- %ebp 4/r32/esp
# setup
(clear-stream _test-input-stream)
(clear-stream $_test-input-buffered-file->buffer)
(clear-stream _test-output-stream)
(clear-stream $_test-output-buffered-file->buffer)
#
(write _test-input-stream "fn f {\n")
(write _test-input-stream " var a: t\n")
(write _test-input-stream " var b/eax: (addr t) <- address a\n")
(write _test-input-stream " foo b\n")
(write _test-input-stream "}\n")
(write _test-input-stream "fn foo x: (addr t) {\n")
(write _test-input-stream " var x/ecx: (addr int) <- copy x\n")
(write _test-input-stream " increment *x\n")
(write _test-input-stream "}\n")
(write _test-input-stream "type t {\n")
(write _test-input-stream " x: int\n")
(write _test-input-stream " y: int\n")
(write _test-input-stream "}\n")
# convert
(convert-mu _test-input-buffered-file _test-output-buffered-file)
(flush _test-output-buffered-file)
#? # dump _test-output-stream {{{
#? (write 2 "^")
#? (write-stream 2 _test-output-stream)
#? (write 2 "$\n")
#? (rewind-stream _test-output-stream)
#? # }}}
# check output
(check-next-stream-line-equal _test-output-stream "f:" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/0")
(check-next-stream-line-equal _test-output-stream " # . prologue" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/1")
(check-next-stream-line-equal _test-output-stream " 55/push-ebp" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/2")
(check-next-stream-line-equal _test-output-stream " 89/<- %ebp 4/r32/esp" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/3")
(check-next-stream-line-equal _test-output-stream " {" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/4")
(check-next-stream-line-equal _test-output-stream "$f:0x00000001:loop:" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/5")
# var a: t
(check-next-stream-line-equal _test-output-stream " 68/push 0/imm32" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/6")
(check-next-stream-line-equal _test-output-stream " 68/push 0/imm32" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/7")
# var b/eax: (addr t)
(check-next-stream-line-equal _test-output-stream " ff 6/subop/push %eax" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/8")
(check-next-stream-line-equal _test-output-stream " 8d/copy-address *(ebp+0xfffffff8) 0x00000000/r32" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/9")
# foo a
(check-next-stream-line-equal _test-output-stream " (foo %eax)" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/10")
#
(check-next-stream-line-equal _test-output-stream " 8f 0/subop/pop %eax" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/11")
(check-next-stream-line-equal _test-output-stream " 81 0/subop/add %esp 0x00000008/imm32" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/12")
(check-next-stream-line-equal _test-output-stream " }" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/13")
(check-next-stream-line-equal _test-output-stream "$f:0x00000001:break:" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/14")
(check-next-stream-line-equal _test-output-stream " # . epilogue" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/15")
(check-next-stream-line-equal _test-output-stream " 89/<- %esp 5/r32/ebp" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/16")
(check-next-stream-line-equal _test-output-stream " 5d/pop-to-ebp" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/17")
(check-next-stream-line-equal _test-output-stream " c3/return" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/18")
(check-next-stream-line-equal _test-output-stream "foo:" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/19")
(check-next-stream-line-equal _test-output-stream " # . prologue" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/20")
(check-next-stream-line-equal _test-output-stream " 55/push-ebp" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/21")
(check-next-stream-line-equal _test-output-stream " 89/<- %ebp 4/r32/esp" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/22")
(check-next-stream-line-equal _test-output-stream " {" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/23")
(check-next-stream-line-equal _test-output-stream "$foo:0x00000002:loop:" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/24")
(check-next-stream-line-equal _test-output-stream " ff 6/subop/push %ecx" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/25")
(check-next-stream-line-equal _test-output-stream " 89/copy-to %ecx 0x00000001/r32" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/26")
(check-next-stream-line-equal _test-output-stream " ff 0/subop/increment *ecx" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/27")
(check-next-stream-line-equal _test-output-stream " 8f 0/subop/pop %ecx" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/28")
(check-next-stream-line-equal _test-output-stream " }" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/29")
(check-next-stream-line-equal _test-output-stream "$foo:0x00000002:break:" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/30")
(check-next-stream-line-equal _test-output-stream " # . epilogue" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/31")
(check-next-stream-line-equal _test-output-stream " 89/<- %esp 5/r32/ebp" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/32")
(check-next-stream-line-equal _test-output-stream " 5d/pop-to-ebp" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/33")
(check-next-stream-line-equal _test-output-stream " c3/return" "F - test-convert-function-call-with-arg-of-user-defined-type-by-reference/34")
# . epilogue
89/<- %esp 5/r32/ebp
5d/pop-to-ebp
c3/return
test-convert-get-of-type-on-stack:
# . prologue
55/push-ebp