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-rwxr-xr-xapps/mubin336039 -> 338359 bytes
-rw-r--r--apps/mu.subx165
2 files changed, 165 insertions, 0 deletions
diff --git a/apps/mu b/apps/mu
index 880fbdfd..2561389a 100755
--- a/apps/mu
+++ b/apps/mu
Binary files differdiff --git a/apps/mu.subx b/apps/mu.subx
index 5309a417..9ded880c 100644
--- a/apps/mu.subx
+++ b/apps/mu.subx
@@ -4783,6 +4783,98 @@ test-convert-get-on-function-argument-with-known-type:
     5d/pop-to-ebp
     c3/return
 
+test-add-with-too-many-inouts:
+    # . 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)
+    (clear-stream _test-error-stream)
+    (clear-stream $_test-error-buffered-file->buffer)
+    # var ed/edx: exit-descriptor = tailor-exit-descriptor(16)
+    68/push 0/imm32
+    68/push 0/imm32
+    89/<- %edx 4/r32/esp
+    (tailor-exit-descriptor %edx 0x10)
+    #
+    (write _test-input-stream "fn foo {\n")
+    (write _test-input-stream "  var a: int\n")
+    (write _test-input-stream "  var b/ecx: int <- add a, 0\n")
+    (write _test-input-stream "}\n")
+    # convert
+    (convert-mu _test-input-buffered-file _test-output-buffered-file _test-error-buffered-file %edx)
+    # registers except esp clobbered at this point
+    # restore ed
+    89/<- %edx 4/r32/esp
+    (flush _test-output-buffered-file)
+    (flush _test-error-buffered-file)
+#?     # dump _test-error-stream {{{
+#?     (write 2 "^")
+#?     (write-stream 2 _test-error-stream)
+#?     (write 2 "$\n")
+#?     (rewind-stream _test-error-stream)
+#?     # }}}
+    # check output
+    (check-stream-equal _test-output-stream  ""  "F - test-add-with-too-many-inouts: output should be empty")
+    (check-next-stream-line-equal _test-error-stream  "fn foo: stmt add: too many inouts; most primitives support at most two arguments, across inouts and outputs"  "F - test-add-with-too-many-inouts: error message")
+    # check that stop(1) was called
+    (check-ints-equal *(edx+4) 2 "F - test-add-with-too-many-inouts: exit status")
+    # don't restore from ebp
+    81 0/subop/add %esp 8/imm32
+    # . epilogue
+    5d/pop-to-ebp
+    c3/return
+
+test-add-with-too-many-outputs:
+    # . 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)
+    (clear-stream _test-error-stream)
+    (clear-stream $_test-error-buffered-file->buffer)
+    # var ed/edx: exit-descriptor = tailor-exit-descriptor(16)
+    68/push 0/imm32
+    68/push 0/imm32
+    89/<- %edx 4/r32/esp
+    (tailor-exit-descriptor %edx 0x10)
+    #
+    (write _test-input-stream "fn foo {\n")
+    (write _test-input-stream "  var a/eax: int <- copy 0\n")
+    (write _test-input-stream "  var b/ebx: int <- copy 0\n")
+    (write _test-input-stream "  var c/ecx: int <- copy 0\n")
+    (write _test-input-stream "  c, b <- add a\n")
+    (write _test-input-stream "}\n")
+    # convert
+    (convert-mu _test-input-buffered-file _test-output-buffered-file _test-error-buffered-file %edx)
+    # registers except esp clobbered at this point
+    # restore ed
+    89/<- %edx 4/r32/esp
+    (flush _test-output-buffered-file)
+    (flush _test-error-buffered-file)
+#?     # dump _test-error-stream {{{
+#?     (write 2 "^")
+#?     (write-stream 2 _test-error-stream)
+#?     (write 2 "$\n")
+#?     (rewind-stream _test-error-stream)
+#?     # }}}
+    # check output
+    (check-stream-equal _test-output-stream  ""  "F - test-add-with-too-many-outputs: output should be empty")
+    (check-next-stream-line-equal _test-error-stream  "fn foo: stmt add: too many outputs; most primitives support at most one output"  "F - test-add-with-too-many-outputs: error message")
+    # check that stop(1) was called
+    (check-ints-equal *(edx+4) 2 "F - test-add-with-too-many-outputs: exit status")
+    # don't restore from ebp
+    81 0/subop/add %esp 8/imm32
+    # . epilogue
+    5d/pop-to-ebp
+    c3/return
+
 test-get-with-wrong-field:
     # . prologue
     55/push-ebp
@@ -10555,13 +10647,86 @@ check-mu-numberlike-primitive:  # stmt: (addr stmt), fn: (addr function), err: (
     55/push-ebp
     89/<- %ebp 4/r32/esp
     # . save registers
+    50/push-eax
+    51/push-ecx
+    56/push-esi
+    # esi = stmt
+    8b/-> *(ebp+8) 6/r32/esi
+    # var gas/ecx: int = 2
+    b9/copy-to-ecx 2/imm32
+    # - check at most 1 output
+    # var output/edi: (addr var) = stmt->outputs->value
+    (lookup *(esi+0x14) *(esi+0x18))  # Stmt1-outputs Stmt1-outputs => eax
+    {
+      3d/compare-eax-and 0/imm32
+      0f 84/jump-if-= break/disp32
+      89/<- %edi 0/r32/eax
+      (lookup *(eax+8) *(eax+0xc))  # Stmt-var-next Stmt-var-next => eax
+      3d/compare-eax-and 0/imm32
+      0f 85/jump-if-!= $check-mu-numberlike-primitive:error-too-many-outputs/disp32
+      # check output is in a register
+      # --gas
+      49/decrement-ecx
+    }
+    # - check first inout
+    (lookup *(esi+0xc) *(esi+0x10))  # Stmt1-inouts Stmt1-inouts => eax
+    {
+      3d/compare-eax-and 0/imm32
+      0f 84/jump-if-= break/disp32
+      81 7/subop/compare %ecx 0/imm32
+      0f 84/jump-if-= break/disp32
+      # --gas
+      49/decrement-ecx
+    }
+    # - check second inout
+    (lookup *(esi+0xc) *(esi+0x10))  # Stmt1-inouts Stmt1-inouts => eax
+    {
+      3d/compare-eax-and 0/imm32
+      0f 84/jump-if-= break/disp32
+      (lookup *(eax+8) *(eax+0xc))  # Stmt-var-next Stmt-var-next => eax
+      3d/compare-eax-and 0/imm32
+      0f 84/jump-if-= break/disp32
+      # is a second inout allowed?
+      81 7/subop/compare %ecx 0/imm32
+      0f 84/jump-if-= $check-mu-numberlike-primitive:error-too-many-inouts/disp32
+    }
+    # check types are one of literal, int, boolean
 $check-mu-numberlike-primitive:end:
     # . restore registers
+    5e/pop-to-esi
+    59/pop-to-ecx
+    58/pop-to-eax
     # . epilogue
     89/<- %esp 5/r32/ebp
     5d/pop-to-ebp
     c3/return
 
+$check-mu-numberlike-primitive:error-too-many-inouts:
+    (write-buffered *(ebp+0x10) "fn ")
+    8b/-> *(ebp+0xc) 0/r32/eax
+    (lookup *eax *(eax+4))  # Function-name Function-name => eax
+    (write-buffered *(ebp+0x10) %eax)
+    (write-buffered *(ebp+0x10) ": stmt ")
+    (lookup *(esi+4) *(esi+8))  # Stmt1-operation Stmt1-operation => eax
+    (write-buffered *(ebp+0x10) %eax)
+    (write-buffered *(ebp+0x10) ": too many inouts; most primitives support at most two arguments, across inouts and outputs\n")
+    (flush *(ebp+0x10))
+    (stop *(ebp+0x14) 1)
+    # never gets here
+
+$check-mu-numberlike-primitive:error-too-many-outputs:
+    (write-buffered *(ebp+0x10) "fn ")
+    8b/-> *(ebp+0xc) 0/r32/eax
+    (lookup *eax *(eax+4))  # Function-name Function-name => eax
+    (write-buffered *(ebp+0x10) %eax)
+    (write-buffered *(ebp+0x10) ": stmt ")
+    (lookup *(esi+4) *(esi+8))  # Stmt1-operation Stmt1-operation => eax
+    (write-buffered *(ebp+0x10) %eax)
+    (write-buffered *(ebp+0x10) ": too many outputs; most primitives support at most one output\n")
+    (flush *(ebp+0x10))
+    (stop *(ebp+0x14) 1)
+    # never gets here
+
 check-mu-copy-stmt:  # stmt: (addr stmt), fn: (addr function), err: (addr buffered-file), ed: (addr exit-descriptor)
     # . prologue
     55/push-ebp