From 0ea0ebcf81afc722f731b22a1e1d5d7819830efd Mon Sep 17 00:00:00 2001
From: Kartik Agaram <vc@akkartik.com>
Date: Mon, 18 Nov 2019 00:24:24 -0800
Subject: 5751 - start of table of Mu primitives

So far this is just the same as our most recent tests. But now we have a
'DSL' for adding more primitives.
---
 apps/mu      | Bin 50332 -> 51139 bytes
 apps/mu.subx | 168 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 168 insertions(+)

(limited to 'apps')

diff --git a/apps/mu b/apps/mu
index d77798f9..25ced788 100755
Binary files a/apps/mu and b/apps/mu differ
diff --git a/apps/mu.subx b/apps/mu.subx
index 9a54e06e..1f8542ea 100644
--- a/apps/mu.subx
+++ b/apps/mu.subx
@@ -942,6 +942,52 @@ $emit-subx-statement:abort:
     cd/syscall  0x80/imm8
     # never gets here
 
+# Primitives supported
+== data
+Primitives:
+    # increment var => ff 0/subop/increment *(ebp+__)
+    "increment"/imm32/name
+    Single-int-var-on-stack/imm32/inouts
+    0/imm32/no-outputs
+    "ff 0/subop/increment"/imm32/subx-name
+    1/imm32/rm32-is-first-inout
+    0/imm32/no-r32
+    0/imm32/no-imm32
+    _Primitive-inc-reg/imm32
+_Primitive-inc-reg:
+    # var/reg <- increment => ff 0/subop/increment %__
+    "increment"/imm32/name
+    0/imm32/no-inouts
+    Single-var-in-some-register/imm32/outputs
+    "ff 0/subop/increment"/imm32/subx-name
+    3/imm32/rm32-is-first-output
+    0/imm32/no-r32
+    0/imm32/no-imm32
+    0/imm32/next
+
+Single-int-var-on-stack:
+    Int-var-on-stack/imm32
+    0/imm32/next
+
+Int-var-on-stack:
+    "arg1"/imm32/name
+    1/imm32/type-int
+    1/imm32/some-block-depth
+    1/imm32/some-stack-offset
+    0/imm32/no-register
+
+Single-var-in-some-register:
+    Int-var-in-some-register/imm32
+    0/imm32/next
+
+Int-var-in-some-register:
+    "arg1"/imm32/name
+    1/imm32/type-int
+    1/imm32/some-block-depth
+    0/imm32/some-stack-offset
+    "*"/imm32/register
+
+== code
 emit-subx-primitive:  # out : (address buffered-file), stmt : (address statement), vars : (address variable), primitive : (address function)
     # . prologue
     55/push-ebp
@@ -1819,6 +1865,128 @@ test-emit-subx-statement-select-primitive-2:
     5d/pop-to-ebp
     c3/return
 
+test-emit-subx-statement-select-primitive-using-global-primitives:
+    # Select the right primitive between overloads.
+    #   foo <- increment
+    # =>
+    #   ff 0/subop/increment %eax  # sub-optimal, but should suffice
+    #
+    # There's a variable on the var stack as follows:
+    #   name: 'foo'
+    #   type: int
+    #   register: 'eax'
+    #
+    # Primitives are the global definitions.
+    #
+    # There are no functions defined.
+    #
+    # . prologue
+    55/push-ebp
+    89/<- %ebp 4/r32/esp
+    # setup
+    (clear-stream _test-output-stream)
+    (clear-stream _test-output-buffered-file->buffer)
+    # var-foo/ecx : var in eax
+    68/push "eax"/imm32/register
+    68/push 0/imm32/no-stack-offset
+    68/push 1/imm32/block-depth
+    68/push 1/imm32/type-int
+    68/push "foo"/imm32
+    89/<- %ecx 4/r32/esp
+    # vars/edx : (stack 1)
+    51/push-ecx/var-foo
+    68/push 1/imm32/data-length
+    68/push 1/imm32/top
+    89/<- %edx 4/r32/esp
+    # real-outputs/edi : (list var)
+    68/push 0/imm32/next
+    51/push-ecx/var-foo
+    89/<- %edi 4/r32/esp
+    # stmt/esi : statement
+    68/push 0/imm32/next
+    57/push-edi/outputs
+    68/push 0/imm32/inouts
+    68/push "increment"/imm32/operation
+    89/<- %esi 4/r32/esp
+    # convert
+    (emit-subx-statement _test-output-buffered-file %esi %edx Primitives 0)
+    (flush _test-output-buffered-file)
+#?     # dump _test-output-stream {{{
+#?     (write 2 "^")
+#?     (write-stream 2 _test-output-stream)
+#?     (write 2 "$\n")
+#?     (rewind-stream _test-output-stream)
+#?     # }}}
+    # check output
+    (check-next-stream-line-equal _test-output-stream "ff 0/subop/increment %eax" "F - test-emit-subx-statement-select-primitive/0")
+    # . reclaim locals
+    81 0/subop/add %esp 0x48/imm32
+    # . epilogue
+    89/<- %esp 5/r32/ebp
+    5d/pop-to-ebp
+    c3/return
+
+test-emit-subx-statement-select-primitive-using-global-primitives-2:
+    # Select the right primitive between overloads.
+    #   foo <- increment
+    # =>
+    #   ff 0/subop/increment %eax  # sub-optimal, but should suffice
+    #
+    # There's a variable on the var stack as follows:
+    #   name: 'foo'
+    #   type: int
+    #   register: 'eax'
+    #
+    # Primitives are the global definitions.
+    #
+    # There are no functions defined.
+    #
+    # . prologue
+    55/push-ebp
+    89/<- %ebp 4/r32/esp
+    # setup
+    (clear-stream _test-output-stream)
+    (clear-stream _test-output-buffered-file->buffer)
+    # var-foo/ecx : var in eax
+    68/push "eax"/imm32/register
+    68/push 0/imm32/no-stack-offset
+    68/push 1/imm32/block-depth
+    68/push 1/imm32/type-int
+    68/push "foo"/imm32
+    89/<- %ecx 4/r32/esp
+    # vars/edx : (stack 1)
+    51/push-ecx/var-foo
+    68/push 1/imm32/data-length
+    68/push 1/imm32/top
+    89/<- %edx 4/r32/esp
+    # inouts/edi : (list var)
+    68/push 0/imm32/next
+    51/push-ecx/var-foo
+    89/<- %edi 4/r32/esp
+    # stmt/esi : statement
+    68/push 0/imm32/next
+    68/push 0/imm32/outputs
+    57/push-edi/inouts
+    68/push "increment"/imm32/operation
+    89/<- %esi 4/r32/esp
+    # convert
+    (emit-subx-statement _test-output-buffered-file %esi %edx Primitives 0)
+    (flush _test-output-buffered-file)
+#?     # dump _test-output-stream {{{
+#?     (write 2 "^")
+#?     (write-stream 2 _test-output-stream)
+#?     (write 2 "$\n")
+#?     (rewind-stream _test-output-stream)
+#?     # }}}
+    # check output
+    (check-next-stream-line-equal _test-output-stream "ff 0/subop/increment %eax" "F - test-emit-subx-statement-select-primitive-2/0")
+    # . reclaim locals
+    81 0/subop/add %esp 0x48/imm32
+    # . epilogue
+    89/<- %esp 5/r32/ebp
+    5d/pop-to-ebp
+    c3/return
+
 test-emit-subx-statement-function-call:
     # Call a function on a variable on the stack.
     #   f foo
-- 
cgit 1.4.1-2-gfad0