| ; RUN: llc -mtriple=aarch64-linux-gnu %s -o - | FileCheck %s |
| |
| define i8 @byval_match(i8* byval(i8) align 1, i8* byval %ptr) { |
| ; CHECK-LABEL: byval_match: |
| ; CHECK: ldrb w0, [sp, #8] |
| %res = load i8, i8* %ptr |
| ret i8 %res |
| } |
| |
| define void @caller_match(i8* %p0, i8* %p1) { |
| ; CHECK-LABEL: caller_match: |
| ; CHECK: ldrb [[P1:w[0-9]+]], [x1] |
| ; CHECK: strb [[P1]], [sp, #8] |
| ; CHECK: ldrb [[P0:w[0-9]+]], [x0] |
| ; CHECK: strb [[P0]], [sp] |
| ; CHECK: bl byval_match |
| call i8 @byval_match(i8* byval(i8) align 1 %p0, i8* byval %p1) |
| ret void |
| } |
| |
| define i8 @byval_large([3 x i64]* byval([3 x i64]) align 8, i8* byval %ptr) { |
| ; CHECK-LABEL: byval_large: |
| ; CHECK: ldrb w0, [sp, #24] |
| %res = load i8, i8* %ptr |
| ret i8 %res |
| } |
| |
| define void @caller_large([3 x i64]* %p0, i8* %p1) { |
| ; CHECK-LABEL: caller_large: |
| ; CHECK: ldr [[P0HI:x[0-9]+]], [x0, #16] |
| ; CHECK: ldr [[P0LO:q[0-9]+]], [x0] |
| ; CHECK: str [[P0HI]], [sp, #16] |
| ; CHECK: str [[P0LO]], [sp] |
| ; CHECK: bl byval_large |
| call i8 @byval_large([3 x i64]* byval([3 x i64]) align 8 %p0, i8* byval %p1) |
| ret void |
| } |