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