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llvm-project/llvm/test/CodeGen/PowerPC/aix-lower-block-address.ll

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[AIX] Lowering CPI/JTI/BA to MIR Enable lowering of constant pool index, jump table index, and bloack address to MIR on AIX. Differential Revision: https://reviews.llvm.org/D69264
2019-10-30 22:31:37 +08:00
; RUN: llc -verify-machineinstrs -mcpu=pwr7 -mtriple powerpc-ibm-aix-xcoff \
; RUN: -code-model=small -stop-after=machine-cp < %s | FileCheck \
; RUN: --check-prefix=32SMALL-MIR %s
; RUN: llc -verify-machineinstrs -mcpu=pwr7 -mtriple powerpc-ibm-aix-xcoff \
; RUN: -code-model=large -stop-after=machine-cp < %s | FileCheck \
; RUN: --check-prefix=32LARGE-MIR %s
; RUN: llc -verify-machineinstrs -mcpu=pwr7 -mtriple powerpc64-ibm-aix-xcoff \
; RUN: -code-model=small -stop-after=machine-cp < %s | FileCheck \
; RUN: --check-prefix=64SMALL-MIR %s
; RUN: llc -verify-machineinstrs -mcpu=pwr7 -mtriple powerpc64-ibm-aix-xcoff \
; RUN: -code-model=large -stop-after=machine-cp < %s | FileCheck \
; RUN: --check-prefix=64LARGE-MIR %s
[AIX] Lowering jump table, constant pool and block address in asm This patch lowering jump table, constant pool and block address in assembly. 1. On AIX, jump table index is always relative; 2. Put CPI and JTI into ReadOnlySection until we support unique data sections; 3. Create the temp symbol for block address symbol; 4. Update MIR testcases and add related assembly part; Differential Revision: https://reviews.llvm.org/D70243
2019-11-14 22:52:32 +08:00
; RUN: llc -verify-machineinstrs -mcpu=pwr7 -mtriple powerpc-ibm-aix-xcoff \
; RUN: -code-model=small < %s | FileCheck --check-prefixes=32SMALL-ASM,CHECK %s
; RUN: llc -verify-machineinstrs -mcpu=pwr7 -mtriple powerpc-ibm-aix-xcoff \
; RUN: -code-model=large < %s | FileCheck --check-prefixes=32LARGE-ASM,CHECK %s
; RUN: llc -verify-machineinstrs -mcpu=pwr7 -mtriple powerpc64-ibm-aix-xcoff \
; RUN: -code-model=small < %s | FileCheck --check-prefixes=64SMALL-ASM,CHECK %s
; RUN: llc -verify-machineinstrs -mcpu=pwr7 -mtriple powerpc64-ibm-aix-xcoff \
; RUN: -code-model=large < %s | FileCheck --check-prefixes=64LARGE-ASM,CHECK %s
[AIX] Lowering CPI/JTI/BA to MIR Enable lowering of constant pool index, jump table index, and bloack address to MIR on AIX. Differential Revision: https://reviews.llvm.org/D69264
2019-10-30 22:31:37 +08:00
define void @foo() {
entry:
%tmp = alloca i64
br label %__here
__here:
store i64 ptrtoint (i8* blockaddress(@foo, %__here) to i64), i64* %tmp
ret void
}
; 32SMALL-MIR: renamable $r[[REG1:[0-9]+]] = LWZtoc blockaddress(@foo, %ir-block.__here), $r2 :: (load 4 from got)
; 32LARGE-MIR: renamable $r[[REG1:[0-9]+]] = ADDIStocHA $r2, blockaddress(@foo, %ir-block.__here)
; 32LARGE-MIR: renamable $r[[REG2:[0-9]+]] = LWZtocL blockaddress(@foo, %ir-block.__here), killed renamable $r[[REG1]], implicit $r2 :: (load 4 from got)
; 64SMALL-MIR: renamable $x[[REG1:[0-9]+]] = LDtocBA blockaddress(@foo, %ir-block.__here), $x2 :: (load 8 from got)
; 64LARGE-MIR: renamable $x[[REG1:[0-9]+]] = ADDIStocHA8 $x2, blockaddress(@foo, %ir-block.__here)
; 64LARGE-MIR: renamable $x[[REG2:[0-9]+]] = LDtocL blockaddress(@foo, %ir-block.__here), killed renamable $x[[REG1]], implicit $x2 :: (load 8 from got)
[AIX] Lowering jump table, constant pool and block address in asm This patch lowering jump table, constant pool and block address in assembly. 1. On AIX, jump table index is always relative; 2. Put CPI and JTI into ReadOnlySection until we support unique data sections; 3. Create the temp symbol for block address symbol; 4. Update MIR testcases and add related assembly part; Differential Revision: https://reviews.llvm.org/D70243
2019-11-14 22:52:32 +08:00
; 32SMALL-ASM-LABEL: foo
; 32SMALL-ASM: .foo:
; 32SMALL-ASM: Ltmp0:
; 32SMALL-ASM: lwz [[REG1:[0-9]+]], LC0(2)
; 32LARGE-ASM-LABEL: foo
; 32LARGE-ASM: .foo:
; 32LARGE-ASM: Ltmp0:
; 32LARGE-ASM: addis [[REG1:[0-9]+]], LC0@u(2)
; 32LARGE-ASM: lwz [[REG2:[0-9]+]], LC0@l([[REG1]])
; 64SMALL-ASM-LABEL: foo
; 64SMALL-ASM: .foo:
; 64SMALL-ASM: Ltmp0:
; 64SMALL-ASM: ld [[REG1:[0-9]+]], LC0(2)
; 64LARGE-ASM-LABEL: foo
; 64LARGE-ASM: .foo:
; 64LARGE-ASM: Ltmp0:
; 64LARGE-ASM: addis [[REG1:[0-9]+]], LC0@u(2)
; 64LARGE-ASM: ld [[REG2:[0-9]+]], LC0@l([[REG1]])
; CHECK: .toc
[AIX] Emit TOC entries for ASM printing Summary: Emit the correct .toc psuedo op when we change to the TOC and emit TC entries. Make sure TOC psuedos get the right symbols via overriding getMCSymbolForTOCPseudoMO on AIX. Add a test for TOC assembly writing and update tests to include TOC entries. Also make sure external globals have a csect set and handle external function descriptor (originally authored by Jason Liu) so we can emit TOC entries for them. Reviewers: DiggerLin, sfertile, Xiangling_L, jasonliu, hubert.reinterpretcast Reviewed By: jasonliu Subscribers: arphaman, wuzish, nemanjai, hiraditya, kbarton, jsji, llvm-commits Tags: #llvm Differential Revision: https://reviews.llvm.org/D70461
2019-11-28 06:17:02 +08:00
; CHECK: .tc Ltmp0[TC],Ltmp0