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llvm-mirror/test/CodeGen/AArch64/arm64-fast-isel-store.ll
Juergen Ributzka 98be3942ed [FastISel][AArch64] Use the correct register class to make the MI verifier happy.
This is mostly achieved by providing the correct register class manually,
because getRegClassFor always returns the GPR*AllRegClass for MVT::i32 and
MVT::i64.

Also cleanup the code to use the FastEmitInst_* method whenever possible. This
makes sure that the operands' register class is properly constrained. For all
the remaining cases this adds the missing constrainOperandRegClass calls for
each operand.

llvm-svn: 216225
2014-08-21 20:57:57 +00:00

31 lines
705 B
LLVM

; RUN: llc -mtriple=aarch64-unknown-unknown -verify-machineinstrs < %s | FileCheck %s
; RUN: llc -mtriple=aarch64-unknown-unknown -fast-isel -fast-isel-abort -verify-machineinstrs < %s | FileCheck %s
define void @store_i8(i8* %a) {
; CHECK-LABEL: store_i8
; CHECK: strb wzr, [x0]
store i8 0, i8* %a
ret void
}
define void @store_i16(i16* %a) {
; CHECK-LABEL: store_i16
; CHECK: strh wzr, [x0]
store i16 0, i16* %a
ret void
}
define void @store_i32(i32* %a) {
; CHECK-LABEL: store_i32
; CHECK: str wzr, [x0]
store i32 0, i32* %a
ret void
}
define void @store_i64(i64* %a) {
; CHECK-LABEL: store_i64
; CHECK: str xzr, [x0]
store i64 0, i64* %a
ret void
}