mirror of
https://github.com/RPCS3/llvm.git
synced 2024-12-26 22:26:16 +00:00
49deebb5eb
The PPC backend doesn't handle these correctly. This patch uses logic similar to that in the X86 and ARM backends to track these arguments properly. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175635 91177308-0d34-0410-b5e6-96231b3b80d8
100 lines
2.9 KiB
LLVM
100 lines
2.9 KiB
LLVM
; RUN: llc -O0 -mcpu=pwr7 -mtriple=powerpc64-unknown-linux-gnu < %s | FileCheck %s
|
|
|
|
; Test case for PR 14779: anonymous aggregates are not handled correctly.
|
|
; The bug is triggered by passing a byval structure after an anonymous
|
|
; aggregate.
|
|
|
|
%tarray = type { i64, i8* }
|
|
|
|
define i8* @func1({ i64, i8* } %array, i8* %ptr) {
|
|
entry:
|
|
%array_ptr = extractvalue {i64, i8* } %array, 1
|
|
%cond = icmp eq i8* %array_ptr, %ptr
|
|
br i1 %cond, label %equal, label %unequal
|
|
equal:
|
|
ret i8* %array_ptr
|
|
unequal:
|
|
ret i8* %ptr
|
|
}
|
|
|
|
; CHECK: func1:
|
|
; CHECK: cmpld {{[0-9]+}}, 4, 5
|
|
; CHECK: std 4, -[[OFFSET1:[0-9]+]]
|
|
; CHECK: std 5, -[[OFFSET2:[0-9]+]]
|
|
; CHECK: ld 3, -[[OFFSET1]](1)
|
|
; CHECK: ld 3, -[[OFFSET2]](1)
|
|
|
|
|
|
define i8* @func2({ i64, i8* } %array1, %tarray* byval %array2) {
|
|
entry:
|
|
%array1_ptr = extractvalue {i64, i8* } %array1, 1
|
|
%tmp = getelementptr inbounds %tarray* %array2, i32 0, i32 1
|
|
%array2_ptr = load i8** %tmp
|
|
%cond = icmp eq i8* %array1_ptr, %array2_ptr
|
|
br i1 %cond, label %equal, label %unequal
|
|
equal:
|
|
ret i8* %array1_ptr
|
|
unequal:
|
|
ret i8* %array2_ptr
|
|
}
|
|
|
|
; CHECK: func2:
|
|
; CHECK: addi [[REG1:[0-9]+]], 1, 64
|
|
; CHECK: ld [[REG2:[0-9]+]], 8([[REG1]])
|
|
; CHECK: cmpld {{[0-9]+}}, 4, [[REG2]]
|
|
; CHECK: std [[REG2]], -[[OFFSET1:[0-9]+]]
|
|
; CHECK: std 4, -[[OFFSET2:[0-9]+]]
|
|
; CHECK: ld 3, -[[OFFSET2]](1)
|
|
; CHECK: ld 3, -[[OFFSET1]](1)
|
|
|
|
define i8* @func3({ i64, i8* }* byval %array1, %tarray* byval %array2) {
|
|
entry:
|
|
%tmp1 = getelementptr inbounds { i64, i8* }* %array1, i32 0, i32 1
|
|
%array1_ptr = load i8** %tmp1
|
|
%tmp2 = getelementptr inbounds %tarray* %array2, i32 0, i32 1
|
|
%array2_ptr = load i8** %tmp2
|
|
%cond = icmp eq i8* %array1_ptr, %array2_ptr
|
|
br i1 %cond, label %equal, label %unequal
|
|
equal:
|
|
ret i8* %array1_ptr
|
|
unequal:
|
|
ret i8* %array2_ptr
|
|
}
|
|
|
|
; CHECK: func3:
|
|
; CHECK: addi [[REG1:[0-9]+]], 1, 64
|
|
; CHECK: addi [[REG2:[0-9]+]], 1, 48
|
|
; CHECK: ld [[REG3:[0-9]+]], 8([[REG1]])
|
|
; CHECK: ld [[REG4:[0-9]+]], 8([[REG2]])
|
|
; CHECK: cmpld {{[0-9]+}}, [[REG4]], [[REG3]]
|
|
; CHECK: std [[REG3]], -[[OFFSET1:[0-9]+]](1)
|
|
; CHECK: std [[REG4]], -[[OFFSET2:[0-9]+]](1)
|
|
; CHECK: ld 3, -[[OFFSET2]](1)
|
|
; CHECK: ld 3, -[[OFFSET1]](1)
|
|
|
|
define i8* @func4(i64 %p1, i64 %p2, i64 %p3, i64 %p4,
|
|
i64 %p5, i64 %p6, i64 %p7, i64 %p8,
|
|
{ i64, i8* } %array1, %tarray* byval %array2) {
|
|
entry:
|
|
%array1_ptr = extractvalue {i64, i8* } %array1, 1
|
|
%tmp = getelementptr inbounds %tarray* %array2, i32 0, i32 1
|
|
%array2_ptr = load i8** %tmp
|
|
%cond = icmp eq i8* %array1_ptr, %array2_ptr
|
|
br i1 %cond, label %equal, label %unequal
|
|
equal:
|
|
ret i8* %array1_ptr
|
|
unequal:
|
|
ret i8* %array2_ptr
|
|
}
|
|
|
|
; CHECK: func4:
|
|
; CHECK: addi [[REG1:[0-9]+]], 1, 128
|
|
; CHECK: ld [[REG2:[0-9]+]], 120(1)
|
|
; CHECK: ld [[REG3:[0-9]+]], 8([[REG1]])
|
|
; CHECK: cmpld {{[0-9]+}}, [[REG2]], [[REG3]]
|
|
; CHECK: std [[REG2]], -[[OFFSET1:[0-9]+]](1)
|
|
; CHECK: std [[REG3]], -[[OFFSET2:[0-9]+]](1)
|
|
; CHECK: ld 3, -[[OFFSET1]](1)
|
|
; CHECK: ld 3, -[[OFFSET2]](1)
|
|
|