| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple arm64e-apple-darwin -verify-machineinstrs -global-isel=0 | FileCheck %s |
| ; RUN: llc < %s -mtriple arm64e-apple-darwin -verify-machineinstrs -global-isel=1 -global-isel-abort=1 | FileCheck %s |
| |
| define i64 @test_blend(i64 %arg, i64 %arg1) { |
| ; CHECK-LABEL: test_blend: |
| ; CHECK: ; %bb.0: |
| ; CHECK-NEXT: bfi x0, x1, #48, #16 |
| ; CHECK-NEXT: ret |
| %tmp = call i64 @llvm.ptrauth.blend(i64 %arg, i64 %arg1) |
| ret i64 %tmp |
| } |
| |
| define i64 @test_blend_constant(i64 %arg) { |
| ; CHECK-LABEL: test_blend_constant: |
| ; CHECK: ; %bb.0: |
| ; CHECK-NEXT: movk x0, #12345, lsl #48 |
| ; CHECK-NEXT: ret |
| %tmp = call i64 @llvm.ptrauth.blend(i64 %arg, i64 12345) |
| ret i64 %tmp |
| } |
| |
| ; Blend isn't commutative. |
| define i64 @test_blend_constant_swapped(i64 %arg) { |
| ; CHECK-LABEL: test_blend_constant_swapped: |
| ; CHECK: ; %bb.0: |
| ; CHECK-NEXT: mov w8, #12345 |
| ; CHECK-NEXT: bfi x8, x0, #48, #16 |
| ; CHECK-NEXT: mov x0, x8 |
| ; CHECK-NEXT: ret |
| %tmp = call i64 @llvm.ptrauth.blend(i64 12345, i64 %arg) |
| ret i64 %tmp |
| } |
| |
| ; Blends of constants wider than 16 bits truncate the constant. |
| define i64 @test_blend_constant_wide(i64 %arg) { |
| ; CHECK-LABEL: test_blend_constant_wide: |
| ; CHECK: ; %bb.0: |
| ; CHECK-NEXT: mov w8, #65536 |
| ; CHECK-NEXT: bfi x0, x8, #48, #16 |
| ; CHECK-NEXT: ret |
| %tmp = call i64 @llvm.ptrauth.blend(i64 %arg, i64 65536) |
| ret i64 %tmp |
| } |
| |
| declare i64 @llvm.ptrauth.blend(i64, i64) |