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https://github.com/RPCS3/llvm-mirror.git
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876805ea19
Extends the existing support for spilling and restoring the condition register to the linkage area for 32-bit targets, and enables for AIX. Differential Revision: https://reviews.llvm.org/D74349
82 lines
2.0 KiB
LLVM
82 lines
2.0 KiB
LLVM
; RUN: llc -mtriple=powerpc64-unknown-aix-xcoff -mcpu=pwr4 --mattr=-altivec \
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; RUN: --verify-machineinstrs < %s | FileCheck --check-prefix=64BIT %s
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; RUN: llc -mtriple=powerpc-unknown-aix-xcoff -mcpu=pwr4 --mattr=-altivec \
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; RUN: --verify-machineinstrs < %s | FileCheck --check-prefix=32BIT %s
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define dso_local signext i32 @killOne(i32 signext %i) {
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entry:
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tail call void asm sideeffect "# Clobber CR", "~{cr4}"()
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%call = call signext i32 @do_something(i32 %i)
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ret i32 %call
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}
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define dso_local signext i32 @killAll(i32 signext %i) {
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entry:
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tail call void asm sideeffect "# Clobber CR", "~{cr0},~{cr1},~{cr2},~{cr3},~{cr4},~{cr5},~{cr6},~{cr7}" ()
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%call = call signext i32 @do_something(i32 %i)
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ret i32 %call
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}
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declare signext i32 @do_something(i32 signext)
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; 64BIT-LABEL: .killOne:
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; 64BIT: mflr 0
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; 64BIT-NEXT: std 0, 16(1)
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; 64BIT-NEXT: mfcr 12
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; 64BIT-NEXT: stw 12, 8(1)
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; 64BIT: stdu 1, -112(1)
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; 64BIT: # Clobber CR
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; 64BIT: bl .do_something
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; 64BIT: addi 1, 1, 112
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; 64BIT-NEXT: ld 0, 16(1)
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; 64BIT-NEXT: lwz 12, 8(1)
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; 64BIT-NEXT: mtlr 0
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; 64BIT-NEXT: mtocrf 8, 12
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; 64BIT: blr
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; 32BIT-LABEL: .killOne:
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; 32BIT: mflr 0
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; 32BIT-NEXT: stw 0, 8(1)
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; 32BIT-NEXT: mfcr 12
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; 32BIT-NEXT: stw 12, 4(1)
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; 32BIT: stwu 1, -64(1)
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; 32BIT: # Clobber CR
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; 32BIT: bl .do_something
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; 32BIT: addi 1, 1, 64
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; 32BIT-NEXT: lwz 0, 8(1)
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; 32BIT-NEXT: lwz 12, 4(1)
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; 32BIT-NEXT: mtlr 0
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; 32BIT-NEXT: mtocrf 8, 12
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; 32BIT: blr
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; 64BIT-LABEL: .killAll:
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; 64BIT: addi 1, 1, 112
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; 64BIT-NEXT: ld 0, 16(1)
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; 64BIT-NEXT: lwz 12, 8(1)
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; 64BIT-NEXT: mtlr 0
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; 64BIT-NEXT: mtocrf 32, 12
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; 64BIT-NEXT: mtocrf 16, 12
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; 64BIT-NEXT: mtocrf 8, 12
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; 64BIT-NEXT: blr
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; 32BIT-LABEL: .killAll:
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; 32BIT: addi 1, 1, 64
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; 32BIT-NEXT: lwz 0, 8(1)
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; 32BIT-NEXT: lwz 12, 4(1)
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; 32BIT-NEXT: mtlr 0
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; 32BIT-NEXT: mtocrf 32, 12
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; 32BIT-NEXT: mtocrf 16, 12
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; 32BIT-NEXT: mtocrf 8, 12
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; 32BIT-NEXT: blr
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