1 ; RUN: not llc -mtriple=riscv32 -mattr=+reserve-x1 < %s 2>&1 | FileCheck %s -check-prefix=X1
2 ; RUN: not llc -mtriple=riscv64 -mattr=+reserve-x1 < %s 2>&1 | FileCheck %s -check-prefix=X1
3 ; RUN: not llc -mtriple=riscv32 -mattr=+reserve-x2 < %s 2>&1 | FileCheck %s -check-prefix=X2
4 ; RUN: not llc -mtriple=riscv64 -mattr=+reserve-x2 < %s 2>&1 | FileCheck %s -check-prefix=X2
5 ; RUN: not llc -mtriple=riscv32 -mattr=+reserve-x8 < %s 2>&1 | FileCheck %s -check-prefix=X8
6 ; RUN: not llc -mtriple=riscv64 -mattr=+reserve-x8 < %s 2>&1 | FileCheck %s -check-prefix=X8
7 ; RUN: not llc -mtriple=riscv32 -mattr=+reserve-x10 < %s 2>&1 | FileCheck %s -check-prefix=X10
8 ; RUN: not llc -mtriple=riscv64 -mattr=+reserve-x10 < %s 2>&1 | FileCheck %s -check-prefix=X10
9 ; RUN: llc -mtriple=riscv32 -mattr=+reserve-x11 < %s 2>&1 | FileCheck %s -check-prefix=X11
10 ; RUN: llc -mtriple=riscv32 -mattr=+reserve-x11 < %s 2>&1 | FileCheck %s -check-prefix=X11
11 ; RUN: llc -mtriple=riscv32 <%s
12 ; RUN: llc -mtriple=riscv64 <%s
14 ; This tests combinations when we would expect an error to be produced because
15 ; a reserved register is required by the default ABI. The final test checks no
16 ; errors are produced when no registers are reserved.
18 define i32 @caller(i32 %a) #0 {
19 ; X1: in function caller {{.*}} Return address register required, but has been reserved.
20 ; X2: in function caller {{.*}} Stack pointer required, but has been reserved.
21 ; X8: in function caller {{.*}} Frame pointer required, but has been reserved.
22 ; X10: in function caller {{.*}} Argument register required, but has been reserved.
23 ; X10: in function caller {{.*}} Return value register required, but has been reserved.
24 %call = call i32 @callee(i32 0)
28 declare i32 @callee(i32 %a)
30 define void @clobber() {
31 ; X11: warning: inline asm clobber list contains reserved registers: X11
32 call void asm sideeffect "nop", "~{x11}"()
36 attributes #0 = { "frame-pointer"="all" }