Remove some unused files

abc.cpp

@@ -1,35 +0,0 @@
-// compile using g++ -std=c++11 -g -c abc.cpp -o abc.o
-
-struct Opaque;
-
-struct MyType {
-    unsigned int field_a;
-    int field_b;
-    void* field_c;
-    float field_d;
-    //double field_e;
-    //long long field_f;
-    bool field_g;
-    char field_h;
-    Opaque* field_i;
-};
-
-MyType bcd(int x, MyType a) {
-    MyType b = a;
-    MyType c = b;
-    MyType d = c;
-    MyType e = d;
-    MyType f = e;
-    MyType g = f;
-    MyType h = g;
-    MyType i = h;
-    MyType j = i;
-    MyType k = j;
-    MyType l = k;
-    MyType m = l;
-    return b;
-}
-int main() {
-    bcd(42, {});
-    return 0;
-}

copy.clif

@@ -1,80 +0,0 @@
-target x86_64
-
-; copy_nonoverlapping
-function u0:0(i64, i64, i64) fast {
-    ss0 = explicit_slot 8
-    ss1 = explicit_slot 8
-    ss2 = explicit_slot 8
-ebb0(v0: i64, v1: i64, v2: i64): ; fn(src, dst, count)
-    v99 = iconst.i64 1
-    jump ebb1(v0, v1, v2)
-
-ebb1(v10: i64, v11: i64, v12: i64):
-    ; if no more bytes to copy, return
-    brz v12, ebb2
-
-    ; copy one byte
-    v20 = uload8.i32 v10
-    istore8.i32 v20, v11
-
-    ; increment src and dst and decrement remaining count
-    v30 = iadd_imm v10, 1
-    v31 = iadd_imm v11, 1
-    v32 = isub v12, v99
-
-    ; loop
-    jump ebb1(v30, v31, v32)
-
-ebb2:
-    return
-}
-
-; copy
-function u0:0(i64, i64, i64) fast {
-    ss0 = explicit_slot 8
-    ss1 = explicit_slot 8
-    ss2 = explicit_slot 8
-ebb0(v0: i64, v1: i64, v2: i64): ; fn(src, dst, count):
-    v98 = iconst.i64 8
-    v99 = iconst.i64 1
-    jump ebb1(v0, v1, v2)
-
-; copy eight bytes
-ebb1(v10: i64, v11: i64, v12: i64):
-    ; if less than eight bytes to copy, goto ebb2
-    v90 = icmp ult v12, v98
-    brz v90, ebb2(v10, v11, v12)
-
-    ; copy one byte
-    v80 = load.i64 v10
-    store.i64 v80, v11
-
-    ; increment src and dst and decrement remaining count
-    v20 = iadd_imm v0, 1
-    v21 = iadd_imm v1, 1
-    v22 = isub v2, v98
-
-    ; loop
-    jump ebb1(v20, v21, v22)
-
-; copy one byte
-ebb2(v30: i64, v31: i64, v32: i64):
-    ; if no more bytes to copy, return
-    brz v32, ebb3
-
-    ; copy one byte
-    v81 = uload8.i32 v30
-    istore8.i32 v81, v31
-
-    ; increment src and dst and decrement remaining count
-    v40 = iadd_imm v30, 1
-    v41 = iadd_imm v31, 1
-    v42 = isub v32, v99
-
-    ; loop
-    jump ebb2(v40, v41, v42)
-
-; done
-ebb3:
-    return
-}

flamegraph.sh

@@ -1,12 +0,0 @@
-#!/bin/bash
-source config.sh
-
-# These files grow really big (~1.4G) because of the sample frequency
-rm perf.data* || true
-
-# Profile compiling libcore
-perf record -F 9000 --call-graph dwarf \
-    -- $RUSTC --crate-type lib build_sysroot/sysroot_src/src/libcore/lib.rs --crate-name core
-
-# Generate the flamegraph
-perf script | ../FlameGraph/stackcollapse-perf.pl | grep cranelift | ../FlameGraph/flamegraph.pl > abc.svg