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

84 lines
2.9 KiB
LLVM

; RUN: llc < %s -relocation-model=pic -mtriple=powerpc-unknown-linux-gnu -ppc-asm-full-reg-names | FileCheck %s -check-prefix=PIC
; RUN: llc < %s -relocation-model=static -mtriple=powerpc-unknown-linux-gnu -ppc-asm-full-reg-names | FileCheck %s -check-prefix=STATIC
; RUN: llc < %s -relocation-model=pic -mtriple=powerpc64-unknown-linux-gnu -ppc-asm-full-reg-names | FileCheck %s -check-prefix=PPC64
@nextaddr = global ptr null ; <ptr> [#uses=2]
@C.0.2070 = private constant [5 x ptr] [ptr blockaddress(@foo, %L1), ptr blockaddress(@foo, %L2), ptr blockaddress(@foo, %L3), ptr blockaddress(@foo, %L4), ptr blockaddress(@foo, %L5)] ; <ptr> [#uses=1]
define internal i32 @foo(i32 %i) nounwind {
; PIC-LABEL: foo:
; STATIC-LABEL: foo:
; PPC64-LABEL: foo:
entry:
%0 = load ptr, ptr @nextaddr, align 4 ; <ptr> [#uses=2]
%1 = icmp eq ptr %0, null ; <i1> [#uses=1]
br i1 %1, label %bb3, label %bb2
bb2: ; preds = %entry, %bb3
%gotovar.4.0 = phi ptr [ %gotovar.4.0.pre, %bb3 ], [ %0, %entry ] ; <ptr> [#uses=1]
; PIC: mtctr
; PIC-NEXT: bctr
; PIC: li
; PIC: b .LBB
; PIC: li
; PIC: b .LBB
; PIC: li
; PIC: b .LBB
; PIC: li
; PIC: b .LBB
; STATIC: mtctr
; STATIC-NEXT: bctr
; STATIC: li
; STATIC: b .LBB
; STATIC: li
; STATIC: b .LBB
; STATIC: li
; STATIC: b .LBB
; STATIC: li
; STATIC: b .LBB
; PPC64: mtctr
; PPC64-NEXT: bctr
; PPC64: li
; PPC64: b .LBB
; PPC64: li
; PPC64: b .LBB
; PPC64: li
; PPC64: b .LBB
; PPC64: li
; PPC64: b .LBB
indirectbr ptr %gotovar.4.0, [label %L5, label %L4, label %L3, label %L2, label %L1]
bb3: ; preds = %entry
%2 = getelementptr inbounds [5 x ptr], ptr @C.0.2070, i32 0, i32 %i ; <ptr> [#uses=1]
%gotovar.4.0.pre = load ptr, ptr %2, align 4 ; <ptr> [#uses=1]
br label %bb2
L5: ; preds = %bb2
br label %L4
L4: ; preds = %L5, %bb2
%res.0 = phi i32 [ 385, %L5 ], [ 35, %bb2 ] ; <i32> [#uses=1]
br label %L3
L3: ; preds = %L4, %bb2
%res.1 = phi i32 [ %res.0, %L4 ], [ 5, %bb2 ] ; <i32> [#uses=1]
br label %L2
L2: ; preds = %L3, %bb2
%res.2 = phi i32 [ %res.1, %L3 ], [ 1, %bb2 ] ; <i32> [#uses=1]
%phitmp = mul i32 %res.2, 6 ; <i32> [#uses=1]
br label %L1
L1: ; preds = %L2, %bb2
%res.3 = phi i32 [ %phitmp, %L2 ], [ 2, %bb2 ] ; <i32> [#uses=1]
; PIC: lwz r[[R0:[0-9]+]], .LC0-.LTOC(r30)
; PIC-NEXT: lwz r[[R1:[0-9]+]], .LC2-.LTOC(r30)
; PIC-NEXT: stw r[[R1]], 0(r[[R0]])
; STATIC: li r[[R0:[0-9]+]], .Ltmp0@l
; STATIC-NEXT: lis r[[R1:[0-9]+]], nextaddr@ha
; STATIC-NEXT: addis r[[R0]], r[[R0]], .Ltmp0@ha
; STATIC-NEXT: stw r[[R0]], nextaddr@l(r[[R1]]
store ptr blockaddress(@foo, %L5), ptr @nextaddr, align 4
ret i32 %res.3
}