aboutsummaryrefslogtreecommitdiff
path: root/src/comp/back
diff options
context:
space:
mode:
authorGraydon Hoare <[email protected]>2011-03-25 15:48:00 -0700
committerGraydon Hoare <[email protected]>2011-03-25 15:48:00 -0700
commit661f1c541e86305a714ea2a27ec7b40ca241aa01 (patch)
treef6a87a5c08b43cdb27d03c0dab57940153ecc5fa /src/comp/back
parentAnother go at changing compile-command, this time using RBUILD env var. (diff)
downloadrust-661f1c541e86305a714ea2a27ec7b40ca241aa01.tar.xz
rust-661f1c541e86305a714ea2a27ec7b40ca241aa01.zip
Trans nomenclature tidy-up: upcall vs. native vs. extern.
Diffstat (limited to 'src/comp/back')
-rw-r--r--src/comp/back/abi.rs8
-rw-r--r--src/comp/back/x86.rs35
2 files changed, 22 insertions, 21 deletions
diff --git a/src/comp/back/abi.rs b/src/comp/back/abi.rs
index 836969ef..95958814 100644
--- a/src/comp/back/abi.rs
+++ b/src/comp/back/abi.rs
@@ -58,7 +58,7 @@ const int closure_elt_ty_params = 3;
const int worst_case_glue_call_args = 7;
-const int n_upcall_glues = 7;
+const int n_native_glues = 7;
const int abi_x86_rustboot_cdecl = 1;
const int abi_x86_rustc_fastcall = 2;
@@ -75,11 +75,11 @@ fn vec_append_glue_name() -> str {
ret "rust_vec_append_glue";
}
-fn upcall_glue_name(int n, bool pass_task) -> str {
+fn native_glue_name(int n, bool pass_task) -> str {
if (pass_task) {
- ret "rust_upcall_rust_" + util.common.istr(n);
+ ret "rust_native_rust_" + util.common.istr(n);
}
- ret "rust_upcall_cdecl_" + util.common.istr(n);
+ ret "rust_native_cdecl_" + util.common.istr(n);
}
fn activate_glue_name() -> str {
diff --git a/src/comp/back/x86.rs b/src/comp/back/x86.rs
index b961b474..e35af621 100644
--- a/src/comp/back/x86.rs
+++ b/src/comp/back/x86.rs
@@ -90,7 +90,7 @@ fn rust_activate_glue() -> vec[str] {
* start doing whatever the first instruction says. Probably
* saving registers and starting to establish a frame. Harmless
* stuff, doesn't look at task->rust_sp again except when it
- * clobbers it during a later upcall.
+ * clobbers it during a later native call.
*
*
* 2. We are resuming a task that was descheduled by the yield glue
@@ -100,8 +100,9 @@ fn rust_activate_glue() -> vec[str] {
* "esp <- task->rust_sp"
*
* this is the first instruction we 'ret' to after this glue,
- * because it is the first instruction following *any* upcall,
- * and the task we are activating was descheduled mid-upcall.
+ * because it is the first instruction following *any* native
+ * call, and the task we are activating was descheduled
+ * mid-native-call.
*
* Unfortunately for us, we have already restored esp from
* task->rust_sp and are about to eat the 5 words off the top of
@@ -132,7 +133,7 @@ fn rust_activate_glue() -> vec[str] {
/*
* In most cases, the function we're returning to (activating)
- * will have saved any caller-saves before it yielded via upcalling,
+ * will have saved any caller-saves before it yielded via native call,
* so no work to do here. With one exception: when we're initially
* activating, the task needs to be in the fastcall 2nd parameter
* expected by the rust main function. That's edx.
@@ -145,14 +146,14 @@ fn rust_activate_glue() -> vec[str] {
/* More glue code, this time the 'bottom half' of yielding.
*
- * We arrived here because an upcall decided to deschedule the
- * running task. So the upcall's return address got patched to the
+ * We arrived here because an native call decided to deschedule the
+ * running task. So the native call's return address got patched to the
* first instruction of this glue code.
*
- * When the upcall does 'ret' it will come here, and its esp will be
+ * When the native call does 'ret' it will come here, and its esp will be
* pointing to the last argument pushed on the C stack before making
- * the upcall: the 0th argument to the upcall, which is always the
- * task ptr performing the upcall. That's where we take over.
+ * the native call: the 0th argument to the native call, which is always
+ * the task ptr performing the native call. That's where we take over.
*
* Our goal is to complete the descheduling
*
@@ -179,7 +180,7 @@ fn rust_yield_glue() -> vec[str] {
+ vec("ret");
}
-fn upcall_glue(int n_args, bool pass_task) -> vec[str] {
+fn native_glue(int n_args, bool pass_task) -> vec[str] {
/*
* 0, 4, 8, 12 are callee-saves
@@ -242,11 +243,11 @@ fn decl_glue(int align, str prefix, str name, vec[str] insns) -> str {
}
-fn decl_upcall_glue(int align, str prefix, bool pass_task, uint n) -> str {
+fn decl_native_glue(int align, str prefix, bool pass_task, uint n) -> str {
let int i = n as int;
ret decl_glue(align, prefix,
- abi.upcall_glue_name(i, pass_task),
- upcall_glue(i, pass_task));
+ abi.native_glue_name(i, pass_task),
+ native_glue(i, pass_task));
}
fn get_symbol_prefix() -> str {
@@ -272,10 +273,10 @@ fn get_module_asm() -> str {
abi.yield_glue_name(),
rust_yield_glue()))
- + _vec.init_fn[str](bind decl_upcall_glue(align, prefix, true, _),
- (abi.n_upcall_glues + 1) as uint)
- + _vec.init_fn[str](bind decl_upcall_glue(align, prefix, false, _),
- (abi.n_upcall_glues + 1) as uint);
+ + _vec.init_fn[str](bind decl_native_glue(align, prefix, true, _),
+ (abi.n_native_glues + 1) as uint)
+ + _vec.init_fn[str](bind decl_native_glue(align, prefix, false, _),
+ (abi.n_native_glues + 1) as uint);
ret _str.connect(glues, "\n\n");