| Scott Linder | 3759efc | 2018-10-10 16:35:47 +0000 | [diff] [blame] | 1 | ; RUN: opt -S -pgo-icall-prom -icp-total-percent-threshold=0 -icp-max-prom=4 < %s 2>&1 | FileCheck %s |
| 2 | |
| 3 | ; Test that CallPromotionUtils will promote calls which require pointer casts. |
| 4 | |
| 5 | @foo = common global i64 (i64)* null, align 8 |
| 6 | |
| 7 | ; Check ptrcast arguments. |
| 8 | define i64 @func1(i8* %a) { |
| 9 | ret i64 undef |
| 10 | } |
| 11 | |
| 12 | ; Check ptrcast return. |
| 13 | define i8* @func2(i64 %a) { |
| 14 | ret i8* undef |
| 15 | } |
| 16 | |
| 17 | ; Check ptrcast arguments and return. |
| 18 | define i8* @func3(i8 *%a) { |
| 19 | ret i8* undef |
| 20 | } |
| 21 | |
| 22 | ; Check mixed ptrcast and bitcast. |
| 23 | define i8* @func4(double %f) { |
| 24 | ret i8* undef |
| 25 | } |
| 26 | |
| 27 | define i64 @bar() { |
| 28 | %tmp = load i64 (i64)*, i64 (i64)** @foo, align 8 |
| 29 | |
| 30 | ; CHECK: [[ARG:%[0-9]+]] = bitcast i64 1 to double |
| 31 | ; CHECK-NEXT: [[RET:%[0-9]+]] = call i8* @func4(double [[ARG]]) |
| 32 | ; CHECK-NEXT: ptrtoint i8* [[RET]] to i64 |
| 33 | |
| 34 | ; CHECK: [[RET:%[0-9]+]] = call i8* @func2(i64 1) |
| 35 | ; CHECK-NEXT: ptrtoint i8* [[RET]] to i64 |
| 36 | |
| 37 | ; CHECK: [[ARG:%[0-9]+]] = inttoptr i64 1 to i8* |
| 38 | ; CHECK-NEXT: [[RET:%[0-9]+]] = call i8* @func3(i8* [[ARG]]) |
| 39 | ; CHECK-NEXT: ptrtoint i8* [[RET]] to i64 |
| 40 | |
| 41 | ; CHECK: [[ARG:%[0-9]+]] = inttoptr i64 1 to i8* |
| 42 | ; CHECK-NEXT: call i64 @func1(i8* [[ARG]]) |
| 43 | ; CHECK-NOT: ptrtoint |
| 44 | ; CHECK-NOT: bitcast |
| 45 | |
| 46 | %call = call i64 %tmp(i64 1), !prof !1 |
| 47 | ret i64 %call |
| 48 | } |
| 49 | |
| 50 | !1 = !{!"VP", i32 0, i64 1600, i64 7651369219802541373, i64 1030, i64 -4377547752858689819, i64 410, i64 -6929281286627296573, i64 150, i64 -2545542355363006406, i64 10} |