1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
|
; RUN: opt -S -passes=consthoist < %s | FileCheck %s
; RUN: opt -S -passes='consthoist' < %s | FileCheck %s
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.9.0"
; Check if the materialization of the constant and the cast instruction are
; inserted in the correct order.
define i32 @cast_inst_test() {
; CHECK-LABEL: @cast_inst_test
; CHECK: %const = bitcast i64 4646526064 to i64
; CHECK: %1 = inttoptr i64 %const to ptr
; CHECK: %v0 = load i32, ptr %1, align 16
; CHECK: %const_mat = add i64 %const, 16
; CHECK-NEXT: %2 = inttoptr i64 %const_mat to ptr
; CHECK-NEXT: %v1 = load i32, ptr %2, align 16
; CHECK: %const_mat1 = add i64 %const, 32
; CHECK-NEXT: %3 = inttoptr i64 %const_mat1 to ptr
; CHECK-NEXT: %v2 = load i32, ptr %3, align 16
%a0 = inttoptr i64 4646526064 to ptr
%v0 = load i32, ptr %a0, align 16
%a1 = inttoptr i64 4646526080 to ptr
%v1 = load i32, ptr %a1, align 16
%a2 = inttoptr i64 4646526096 to ptr
%v2 = load i32, ptr %a2, align 16
%r0 = add i32 %v0, %v1
%r1 = add i32 %r0, %v2
ret i32 %r1
}
|
