| ; Test that the scale (-memprof-mapping-scale) and granularity (-memprof-mapping-granularity) command-line options work as expected |
| ; |
| ; RUN: opt < %s -memprof -memprof-module -memprof-mapping-granularity 32 -S | FileCheck --check-prefix=CHECK-GRAN %s |
| ; RUN: opt < %s -memprof -memprof-module -memprof-mapping-scale 1 -S | FileCheck --check-prefix=CHECK-SCALE %s |
| ; RUN: opt < %s -memprof -memprof-module -memprof-mapping-granularity 16 -memprof-mapping-scale 0 -S | FileCheck --check-prefix=CHECK-BOTH %s |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| define i32 @read(i32* %a) { |
| entry: |
| %tmp1 = load i32, i32* %a, align 4 |
| ret i32 %tmp1 |
| } |
| ; CHECK-GRAN-LABEL: @read |
| ; CHECK-GRAN-NOT: ret |
| ; CHECK-GRAN: and {{.*}} -32 |
| ; CHECK-GRAN-NEXT: lshr {{.*}} 3 |
| ; CHECK-GRAN: ret |
| |
| ; CHECK-SCALE-LABEL: @read |
| ; CHECK-SCALE-NOT: ret |
| ; CHECK-SCALE: and {{.*}} -64 |
| ; CHECK-SCALE-NEXT: lshr {{.*}} 1 |
| ; CHECK-SCALE: ret |
| |
| ; CHECK-BOTH-LABEL: @read |
| ; CHECK-BOTH-NOT: ret |
| ; CHECK-BOTH: and {{.*}} -16 |
| ; CHECK-BOTH-NEXT: lshr {{.*}} 0 |
| ; CHECK-BOTH: ret |
