Files
clang-p2996/llvm/test/CodeGen/PowerPC/atomic-float.ll
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

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-unknown \
; RUN: < %s | FileCheck --check-prefix=CHECK-64 %s
; RUN: llc -verify-machineinstrs -mtriple=powerpc-unknown-unknown \
; RUN: < %s | FileCheck --check-prefix=CHECK-32 %s
define float @test_add(ptr %ptr, float %incr) {
; CHECK-64-LABEL: test_add:
; CHECK-64: # %bb.0: # %entry
; CHECK-64-NEXT: sync
; CHECK-64-NEXT: lfs 0, 0(3)
; CHECK-64-NEXT: b .LBB0_2
; CHECK-64-NEXT: .LBB0_1: # %atomicrmw.start
; CHECK-64-NEXT: #
; CHECK-64-NEXT: stw 6, -4(1)
; CHECK-64-NEXT: cmplw 6, 4
; CHECK-64-NEXT: lfs 0, -4(1)
; CHECK-64-NEXT: beq 0, .LBB0_5
; CHECK-64-NEXT: .LBB0_2: # %atomicrmw.start
; CHECK-64-NEXT: # =>This Loop Header: Depth=1
; CHECK-64-NEXT: # Child Loop BB0_3 Depth 2
; CHECK-64-NEXT: fadds 2, 0, 1
; CHECK-64-NEXT: stfs 2, -8(1)
; CHECK-64-NEXT: stfs 0, -12(1)
; CHECK-64-NEXT: lwz 5, -8(1)
; CHECK-64-NEXT: lwz 4, -12(1)
; CHECK-64-NEXT: .LBB0_3: # %atomicrmw.start
; CHECK-64-NEXT: # Parent Loop BB0_2 Depth=1
; CHECK-64-NEXT: # => This Inner Loop Header: Depth=2
; CHECK-64-NEXT: lwarx 6, 0, 3
; CHECK-64-NEXT: cmpw 6, 4
; CHECK-64-NEXT: bne 0, .LBB0_1
; CHECK-64-NEXT: # %bb.4: # %atomicrmw.start
; CHECK-64-NEXT: #
; CHECK-64-NEXT: stwcx. 5, 0, 3
; CHECK-64-NEXT: bne 0, .LBB0_3
; CHECK-64-NEXT: b .LBB0_1
; CHECK-64-NEXT: .LBB0_5: # %atomicrmw.end
; CHECK-64-NEXT: fmr 1, 0
; CHECK-64-NEXT: lwsync
; CHECK-64-NEXT: blr
;
; CHECK-32-LABEL: test_add:
; CHECK-32: # %bb.0: # %entry
; CHECK-32-NEXT: stwu 1, -32(1)
; CHECK-32-NEXT: .cfi_def_cfa_offset 32
; CHECK-32-NEXT: sync
; CHECK-32-NEXT: lfs 0, 0(3)
; CHECK-32-NEXT: b .LBB0_2
; CHECK-32-NEXT: .LBB0_1: # %atomicrmw.start
; CHECK-32-NEXT: #
; CHECK-32-NEXT: stw 6, 28(1)
; CHECK-32-NEXT: cmplw 6, 4
; CHECK-32-NEXT: lfs 0, 28(1)
; CHECK-32-NEXT: beq 0, .LBB0_5
; CHECK-32-NEXT: .LBB0_2: # %atomicrmw.start
; CHECK-32-NEXT: # =>This Loop Header: Depth=1
; CHECK-32-NEXT: # Child Loop BB0_3 Depth 2
; CHECK-32-NEXT: fadds 2, 0, 1
; CHECK-32-NEXT: stfs 2, 24(1)
; CHECK-32-NEXT: stfs 0, 20(1)
; CHECK-32-NEXT: lwz 5, 24(1)
; CHECK-32-NEXT: lwz 4, 20(1)
; CHECK-32-NEXT: .LBB0_3: # %atomicrmw.start
; CHECK-32-NEXT: # Parent Loop BB0_2 Depth=1
; CHECK-32-NEXT: # => This Inner Loop Header: Depth=2
; CHECK-32-NEXT: lwarx 6, 0, 3
; CHECK-32-NEXT: cmpw 6, 4
; CHECK-32-NEXT: bne 0, .LBB0_1
; CHECK-32-NEXT: # %bb.4: # %atomicrmw.start
; CHECK-32-NEXT: #
; CHECK-32-NEXT: stwcx. 5, 0, 3
; CHECK-32-NEXT: bne 0, .LBB0_3
; CHECK-32-NEXT: b .LBB0_1
; CHECK-32-NEXT: .LBB0_5: # %atomicrmw.end
; CHECK-32-NEXT: fmr 1, 0
; CHECK-32-NEXT: lwsync
; CHECK-32-NEXT: addi 1, 1, 32
; CHECK-32-NEXT: blr
entry:
%r = atomicrmw fadd ptr %ptr, float %incr seq_cst
ret float %r
}