AMDGPU: Bring elf flags in sync with the spec

- Add MACH flags
- Add XNACK flag
- Add reserved flags
- Minor cleanups in docs

Differential Revision: https://reviews.llvm.org/D43356

llvm-svn: 325399

4 files changed, 124 insertions, 49 deletions

diff --git a/llvm/test/CodeGen/AMDGPU/elf-header-flags-mach.ll b/llvm/test/CodeGen/AMDGPU/elf-header-flags-mach.ll
new file mode 100644
index 00000000000..b351a824758
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/elf-header-flags-mach.ll
@@ -0,0 +1,88 @@
+; RUN: llc -filetype=obj -march=r600 -mcpu=r600 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-R600,R600 %s
+; RUN: llc -filetype=obj -march=r600 -mcpu=r630 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-R600,R630 %s
+; RUN: llc -filetype=obj -march=r600 -mcpu=rs880 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-R600,RS880 %s
+; RUN: llc -filetype=obj -march=r600 -mcpu=rv670 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-R600,RV670 %s
+; RUN: llc -filetype=obj -march=r600 -mcpu=rv710 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-R600,RV710 %s
+; RUN: llc -filetype=obj -march=r600 -mcpu=rv730 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-R600,RV730 %s
+; RUN: llc -filetype=obj -march=r600 -mcpu=rv770 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-R600,RV770 %s
+; RUN: llc -filetype=obj -march=r600 -mcpu=cedar < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-R600,CEDAR %s
+; RUN: llc -filetype=obj -march=r600 -mcpu=cypress < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-R600,CYPRESS %s
+; RUN: llc -filetype=obj -march=r600 -mcpu=juniper < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-R600,JUNIPER %s
+; RUN: llc -filetype=obj -march=r600 -mcpu=redwood < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-R600,REDWOOD %s
+; RUN: llc -filetype=obj -march=r600 -mcpu=sumo < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-R600,SUMO %s
+; RUN: llc -filetype=obj -march=r600 -mcpu=barts < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-R600,BARTS %s
+; RUN: llc -filetype=obj -march=r600 -mcpu=caicos < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-R600,CAICOS %s
+; RUN: llc -filetype=obj -march=r600 -mcpu=cayman < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-R600,CAYMAN %s
+; RUN: llc -filetype=obj -march=r600 -mcpu=turks < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-R600,TURKS %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=gfx600 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX600 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=tahiti < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX600 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=gfx601 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX601 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=hainan < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX601 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=oland < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX601 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=pitcairn < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX601 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=verde < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX601 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=gfx700 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX700 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=kaveri < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX700 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=gfx701 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX701 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=hawaii < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX701 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=gfx702 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX702 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=gfx703 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX703 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=kabini < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX703 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=mullins < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX703 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=gfx704 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX704 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=bonaire < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX704 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=gfx801 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX801 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=carrizo < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX801 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=gfx802 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX802 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=iceland < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX802 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=tonga < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX802 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=gfx803 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX803 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=fiji < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX803 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=polaris10 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX803 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=polaris11 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX803 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=gfx810 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX810 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=stoney < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX810 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=gfx900 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX900 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=gfx902 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=ALL,ARCH-GCN,GFX902 %s
+
+; ARCH-R600: Arch: r600
+; ARCH-GCN:  Arch: amdgcn
+
+; ALL:         Flags [
+; R600:          EF_AMDGPU_MACH_R600_R600     (0x1)
+; R630:          EF_AMDGPU_MACH_R600_R630     (0x2)
+; RS880:         EF_AMDGPU_MACH_R600_RS880    (0x3)
+; RV670:         EF_AMDGPU_MACH_R600_RV670    (0x4)
+; RV710:         EF_AMDGPU_MACH_R600_RV710    (0x5)
+; RV730:         EF_AMDGPU_MACH_R600_RV730    (0x6)
+; RV770:         EF_AMDGPU_MACH_R600_RV770    (0x7)
+; CEDAR:         EF_AMDGPU_MACH_R600_CEDAR    (0x8)
+; CYPRESS:       EF_AMDGPU_MACH_R600_CYPRESS  (0x9)
+; JUNIPER:       EF_AMDGPU_MACH_R600_JUNIPER  (0xA)
+; REDWOOD:       EF_AMDGPU_MACH_R600_REDWOOD  (0xB)
+; SUMO:          EF_AMDGPU_MACH_R600_SUMO     (0xC)
+; BARTS:         EF_AMDGPU_MACH_R600_BARTS    (0xD)
+; CAICOS:        EF_AMDGPU_MACH_R600_CAICOS   (0xE)
+; CAYMAN:        EF_AMDGPU_MACH_R600_CAYMAN   (0xF)
+; TURKS:         EF_AMDGPU_MACH_R600_TURKS    (0x10)
+; GFX600:        EF_AMDGPU_MACH_AMDGCN_GFX600 (0x20)
+; GFX601:        EF_AMDGPU_MACH_AMDGCN_GFX601 (0x21)
+; GFX700:        EF_AMDGPU_MACH_AMDGCN_GFX700 (0x22)
+; GFX701:        EF_AMDGPU_MACH_AMDGCN_GFX701 (0x23)
+; GFX702:        EF_AMDGPU_MACH_AMDGCN_GFX702 (0x24)
+; GFX703:        EF_AMDGPU_MACH_AMDGCN_GFX703 (0x25)
+; GFX704:        EF_AMDGPU_MACH_AMDGCN_GFX704 (0x26)
+; GFX801:        EF_AMDGPU_MACH_AMDGCN_GFX801 (0x28)
+; GFX801-NEXT:   EF_AMDGPU_XNACK              (0x100)
+; GFX802:        EF_AMDGPU_MACH_AMDGCN_GFX802 (0x29)
+; GFX803:        EF_AMDGPU_MACH_AMDGCN_GFX803 (0x2A)
+; GFX810:        EF_AMDGPU_MACH_AMDGCN_GFX810 (0x2B)
+; GFX810-NEXT:   EF_AMDGPU_XNACK              (0x100)
+; GFX900:        EF_AMDGPU_MACH_AMDGCN_GFX900 (0x2C)
+; GFX902:        EF_AMDGPU_MACH_AMDGCN_GFX902 (0x2D)
+; GFX902-NEXT:   EF_AMDGPU_XNACK              (0x100)
+; ALL:         ]
+
+define amdgpu_kernel void @elf_header() {
+  ret void
+}
diff --git a/llvm/test/CodeGen/AMDGPU/elf-header-flags-xnack.ll b/llvm/test/CodeGen/AMDGPU/elf-header-flags-xnack.ll
new file mode 100644
index 00000000000..89e4b7a15e1
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/elf-header-flags-xnack.ll
@@ -0,0 +1,15 @@
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=gfx801 -mattr=-xnack < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=NO-XNACK-GFX801 %s
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=gfx802 -mattr=+xnack < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=XNACK-GFX802 %s
+
+; NO-XNACK-GFX801:      Flags [
+; NO-XNACK-GFX801-NEXT:   EF_AMDGPU_MACH_AMDGCN_GFX801 (0x28)
+; NO-XNACK-GFX801-NEXT: ]
+
+; XNACK-GFX802:      Flags [
+; XNACK-GFX802-NEXT:   EF_AMDGPU_MACH_AMDGCN_GFX802 (0x29)
+; XNACK-GFX802-NEXT:   EF_AMDGPU_XNACK              (0x100)
+; XNACK-GFX802-NEXT: ]
+
+define amdgpu_kernel void @elf_header() {
+  ret void
+}
diff --git a/llvm/test/CodeGen/AMDGPU/elf-header-osabi.ll b/llvm/test/CodeGen/AMDGPU/elf-header-osabi.ll
new file mode 100644
index 00000000000..20451d2372a
--- /dev/null
+++ b/llvm/test/CodeGen/AMDGPU/elf-header-osabi.ll
@@ -0,0 +1,21 @@
+; RUN: llc -filetype=obj -march=amdgcn -mcpu=gfx801 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=NONE %s
+; RUN: llc -filetype=obj -mtriple=amdgcn-amd- -mcpu=gfx801 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=NONE %s
+; RUN: llc -filetype=obj -mtriple=amdgcn-amd-unknown -mcpu=gfx801 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=NONE %s
+; RUN: llc -filetype=obj -mtriple=amdgcn--amdhsa -mcpu=gfx801 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=HSA %s
+; RUN: llc -filetype=obj -mtriple=amdgcn-amd-amdhsa -mcpu=gfx801 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=HSA %s
+; RUN: llc -filetype=obj -mtriple=amdgcn-unknown-amdhsa -mcpu=gfx801 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=HSA %s
+; RUN: llc -filetype=obj -mtriple=amdgcn--amdpal -mcpu=gfx801 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=PAL %s
+; RUN: llc -filetype=obj -mtriple=amdgcn-amd-amdpal -mcpu=gfx801 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=PAL %s
+; RUN: llc -filetype=obj -mtriple=amdgcn-unknown-amdpal -mcpu=gfx801 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=PAL %s
+; RUN: llc -filetype=obj -mtriple=amdgcn--mesa3d -mcpu=gfx801 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=MESA3D %s
+; RUN: llc -filetype=obj -mtriple=amdgcn-amd-mesa3d -mcpu=gfx801 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=MESA3D %s
+; RUN: llc -filetype=obj -mtriple=amdgcn-unknown-mesa3d -mcpu=gfx801 < %s | llvm-readobj -file-headers - | FileCheck --check-prefixes=MESA3D %s
+
+; NONE:   OS/ABI: SystemV       (0x0)
+; HSA:    OS/ABI: AMDGPU_HSA    (0x40)
+; PAL:    OS/ABI: AMDGPU_PAL    (0x41)
+; MESA3D: OS/ABI: AMDGPU_MESA3D (0x42)
+
+define amdgpu_kernel void @elf_header() {
+  ret void
+}
diff --git a/llvm/test/CodeGen/AMDGPU/elf-header.ll b/llvm/test/CodeGen/AMDGPU/elf-header.ll
deleted file mode 100644
index 192eb780f70..00000000000
--- a/llvm/test/CodeGen/AMDGPU/elf-header.ll
+++ /dev/null
@@ -1,49 +0,0 @@
-; RUN: llc -march=r600 -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=R600 --check-prefix=R600-OSABI-NONE %s
-; RUN: llc -mtriple=r600-- -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=R600 --check-prefix=R600-OSABI-NONE %s
-; RUN: llc -mtriple=r600-amd- -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=R600 --check-prefix=R600-OSABI-NONE %s
-; RUN: llc -mtriple=r600-amd-unknown -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=R600 --check-prefix=R600-OSABI-NONE %s
-; RUN: llc -mtriple=r600-unknown-unknown -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=R600 --check-prefix=R600-OSABI-NONE %s
-
-; RUN: llc -march=amdgcn -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=GCN --check-prefix=GCN-OSABI-NONE %s
-; RUN: llc -mtriple=amdgcn-- -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=GCN --check-prefix=GCN-OSABI-NONE %s
-; RUN: llc -mtriple=amdgcn-amd- -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=GCN --check-prefix=GCN-OSABI-NONE %s
-; RUN: llc -mtriple=amdgcn-amd-unknown -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=GCN --check-prefix=GCN-OSABI-NONE %s
-; RUN: llc -mtriple=amdgcn-unknown-unknown -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=GCN --check-prefix=GCN-OSABI-NONE %s
-
-; RUN: llc -mtriple=amdgcn--amdhsa -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=GCN --check-prefix=GCN-OSABI-HSA %s
-; RUN: llc -mtriple=amdgcn-amd-amdhsa -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=GCN --check-prefix=GCN-OSABI-HSA %s
-; RUN: llc -mtriple=amdgcn-unknown-amdhsa -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=GCN --check-prefix=GCN-OSABI-HSA %s
-
-; RUN: llc -mtriple=amdgcn--amdpal -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=GCN --check-prefix=GCN-OSABI-PAL %s
-; RUN: llc -mtriple=amdgcn-amd-amdpal -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=GCN --check-prefix=GCN-OSABI-PAL %s
-; RUN: llc -mtriple=amdgcn-unknown-amdpal -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=GCN --check-prefix=GCN-OSABI-PAL %s
-
-; RUN: llc -mtriple=amdgcn--mesa3d -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=GCN --check-prefix=GCN-OSABI-MESA3D %s
-; RUN: llc -mtriple=amdgcn-amd-mesa3d -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=GCN --check-prefix=GCN-OSABI-MESA3D %s
-; RUN: llc -mtriple=amdgcn-unknown-mesa3d -filetype=obj < %s | llvm-readobj -file-headers - | FileCheck --check-prefix=GCN --check-prefix=GCN-OSABI-MESA3D %s
-
-; R600: Format: ELF32-amdgpu
-; R600: Arch: r600
-; R600: AddressSize: 32bit
-; GCN:  Format: ELF64-amdgpu
-; GCN:  Arch: amdgcn
-; GCN:  AddressSize: 64bit
-
-; R600-OSABI-NONE:  OS/ABI: SystemV (0x0)
-; GCN-OSABI-NONE:   OS/ABI: SystemV (0x0)
-; GCN-OSABI-HSA:    OS/ABI: AMDGPU_HSA (0x40)
-; GCN-OSABI-PAL:    OS/ABI: AMDGPU_PAL (0x41)
-; GCN-OSABI-MESA3D: OS/ABI: AMDGPU_MESA3D (0x42)
-
-; R600: Machine: EM_AMDGPU (0xE0)
-; R600: Flags [ (0x1)
-; R600:   EF_AMDGPU_ARCH_R600 (0x1)
-; R600: ]
-; GCN:  Machine: EM_AMDGPU (0xE0)
-; GCN:  Flags [ (0x2)
-; GCN:    EF_AMDGPU_ARCH_GCN (0x2)
-; GCN:  ]
-
-define amdgpu_kernel void @elf_header() {
-  ret void
-}