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-rw-r--r--rts.ll60
1 files changed, 59 insertions, 1 deletions
diff --git a/rts.ll b/rts.ll
index 7109f10..1a7d587 100644
--- a/rts.ll
+++ b/rts.ll
@@ -5,7 +5,7 @@ declare i64 @printf(i8*, ...)
@printf_c = private unnamed_addr constant [3 x i8] c"%c\00", align 1
@printf_cycle = private unnamed_addr constant [16 x i8] c"cycle in spine\0a\00", align 1
-@heap = global [10000 x i64] zeroinitializer, align 16
+@heap = global [100000000 x i64] zeroinitializer, align 16
@astack = global [10000 x i64*] zeroinitializer, align 16
attributes #0 = { alwaysinline }
@@ -40,6 +40,56 @@ define private i64* @addI(i64* %bsp.0) #0 {
ret i64* %bsp.1
}
+; TODO gc
+; TODO for arity < 2, we must reserve more space on the heap
+define private {i64**,i64*} @build(i64* %label, i64 %arity, i64** %asp.0, i64** %aspstart, i64** %globasp.0, i64* %hp.0) #0 {
+entry:
+ %label.0 = ptrtoint i64* %label to i64
+ store i64 %label.0, i64* %hp.0
+ %hp.1 = getelementptr i64, i64* %hp.0, i64 1
+ br label %loop
+
+loop:
+ %asp.1 = phi i64** [%asp.0, %entry], [%asp.2, %loop.0]
+ %hp.2 = phi i64* [%hp.1, %entry], [%hp.3, %loop.0]
+ %arity.0 = phi i64 [%arity, %entry], [%arity.1, %loop.0]
+ %t.0 = icmp eq i64 %arity.0, 0
+ br i1 %t.0, label %done, label %loop.0
+done:
+ %asp.3 = getelementptr i64*, i64** %asp.1, i64 1
+ store i64* %hp.0, i64** %asp.3
+ %ret.0 = insertvalue {i64**,i64*} undef, i64** %asp.3, 0
+ %ret.1 = insertvalue {i64**,i64*} %ret.0, i64* %hp.2, 1
+ ret {i64**,i64*} %ret.1
+
+loop.0:
+ %t.1 = call i64* @peek_a(i64** %asp.1)
+ %asp.2 = call i64** @pop_a1(i64** %asp.1)
+ %t.2 = ptrtoint i64* %t.1 to i64
+ store i64 %t.2, i64* %hp.2
+ %hp.3 = getelementptr i64, i64* %hp.2, i64 1
+ %arity.1 = sub i64 %arity.0, 1
+ br label %loop
+}
+
+; TODO pass aspstart for gc
+define private {i64**,i64*} @buildI(i64 %i, i64** %asp.0, i64* %hp.0) #0 {
+ %INT.0 = ptrtoint {i64, i64, i64*, i64, i8, i8, i8}* @INT to i64
+ %INT.1 = add i64 %INT.0, 2
+ store i64 %INT.1, i64* %hp.0
+
+ %hp.1 = getelementptr i64, i64* %hp.0, i64 1
+ store i64 %i, i64* %hp.1
+
+ %asp.1 = getelementptr i64*, i64** %asp.0, i64 1
+ store i64* %hp.0, i64** %asp.1
+
+ %hp.2 = getelementptr i64, i64* %hp.0, i64 2
+ %ret.0 = insertvalue {i64**,i64*} undef, i64** %asp.1, 0
+ %ret.1 = insertvalue {i64**,i64*} %ret.0, i64* %hp.2, 1
+ ret {i64**,i64*} %ret.1
+}
+
define private i64* @eqI_b(i64 %i, i64 %n, i64* %bsp.0) #0 {
%bsp.1 = getelementptr i64, i64* %bsp.0, i64 %n
%bsp.2 = getelementptr i64, i64* %bsp.0, i64 -1
@@ -122,6 +172,14 @@ define private i64* @print_int(i64* %bsp.0) #0 {
ret i64* %bsp.1
}
+define private i64** @push_a(i64 %n, i64** %asp.0) #0 {
+ %asp.1 = getelementptr i64*, i64** %asp.0, i64 %n
+ %t.0 = load i64*, i64** %asp.1
+ %asp.2 = getelementptr i64*, i64** %asp.0, i64 1
+ store i64* %t.0, i64** %asp.2
+ ret i64** %asp.2
+}
+
define private i64* @push_b(i64 %n, i64* %bsp.0) #0 {
%bsp.1 = getelementptr i64, i64* %bsp.0, i64 %n
%t.0 = load i64, i64* %bsp.1