Kai Nacke 427fb35192 [PPC] Opaque pointer migration, part 1.
The LIT test cases were migrated with the script provided by
Nikita Popov. Due to the size of the change it is split into
several parts.

Reviewed By: nemanja, amyk, nikic, PowerPC

Differential Revision: https://reviews.llvm.org/D135470
2022-10-11 17:24:06 +00:00

85 lines
1.9 KiB
LLVM

; RUN: llc -verify-machineinstrs -mcpu=pwr7 < %s | FileCheck %s -check-prefix=PWR7
; RUN: llc -verify-machineinstrs -mcpu=pwr8 < %s | FileCheck %s -check-prefix=PWR8
target datalayout = "E-m:e-i64:64-n32:64"
target triple = "powerpc64-unknown-linux-gnu"
; Function Attrs: nounwind
define void @foo1(ptr nocapture %x, ptr nocapture readonly %y) #0 {
entry:
tail call void @llvm.memcpy.p0.p0.i64(ptr align 8 %x, ptr align 8 %y, i64 32, i1 false)
ret void
; PWR7-LABEL: @foo1
; PWR7-NOT: bl memcpy
; PWR7-DAG: li [[OFFSET:[0-9]+]], 16
; PWR7-DAG: lxvd2x [[TMP0:[0-9]+]], 4, [[OFFSET]]
; PWR7-DAG: stxvd2x [[TMP0]], 3, [[OFFSET]]
; PWR7-DAG: lxvd2x [[TMP1:[0-9]+]], 0, 4
; PWR7-DAG: stxvd2x [[TMP1]], 0, 3
; PWR7: blr
; PWR8-LABEL: @foo1
; PWR8: lxvw4x
; PWR8: stxvw4x
; PWR8: blr
}
; Function Attrs: nounwind
declare void @llvm.memcpy.p0.p0.i64(ptr nocapture, ptr nocapture readonly, i64, i1) #0
; Function Attrs: nounwind
define void @foo2(ptr nocapture %x, ptr nocapture readonly %y) #0 {
entry:
tail call void @llvm.memcpy.p0.p0.i64(ptr align 8 %x, ptr align 8 %y, i64 128, i1 false)
ret void
; PWR7-LABEL: @foo2
; PWR7: bl memcpy
; PWR7: blr
; PWR8-LABEL: @foo2
; PWR8: lxvw4x
; PWR8: stxvw4x
; PWR8: blr
}
; Function Attrs: nounwind
define void @bar1(ptr nocapture %x) #0 {
entry:
tail call void @llvm.memset.p0.i64(ptr align 8 %x, i8 0, i64 128, i1 false)
ret void
; PWR7-LABEL: @bar1
; PWR7-NOT: bl memset
; PWR7: stxvw4x
; PWR7: blr
; PWR8-LABEL: @bar1
; PWR8-NOT: bl memset
; PWR8: stxvw4x
; PWR8: blr
}
; Function Attrs: nounwind
define void @bar2(ptr nocapture %x) #0 {
entry:
tail call void @llvm.memset.p0.i64(ptr align 32 %x, i8 0, i64 128, i1 false)
ret void
; PWR7-LABEL: @bar2
; PWR7-NOT: bl memset
; PWR7: stxvw4x
; PWR7: blr
; PWR8-LABEL: @bar2
; PWR8-NOT: bl memset
; PWR8: stxvw4x
; PWR8: blr
}
; Function Attrs: nounwind
declare void @llvm.memset.p0.i64(ptr nocapture, i8, i64, i1) #0
attributes #0 = { nounwind }