-
Notifications
You must be signed in to change notification settings - Fork 10.9k
New issue
Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.
By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.
Already on GitHub? Sign in to your account
[X86][MC] Allow to specify any of the 8/16/32/64 register names interchangeably for R16-R31 #73421
Conversation
…changeably for R16-R31
@llvm/pr-subscribers-backend-x86 Author: Shengchen Kan (KanRobert) ChangesFull diff: https://github.com/llvm/llvm-project/pull/73421.diff 2 Files Affected:
diff --git a/llvm/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp b/llvm/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp
index af5cb1215abcce8..3b4638afeaf11a5 100644
--- a/llvm/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp
+++ b/llvm/lib/Target/X86/MCTargetDesc/X86MCTargetDesc.cpp
@@ -817,6 +817,22 @@ MCRegister llvm::getX86SubSuperRegister(MCRegister Reg, unsigned Size,
NO_SUB_SUPER(13, R13B)
NO_SUB_SUPER(14, R14B)
NO_SUB_SUPER(15, R15B)
+ NO_SUB_SUPER(16, R16B)
+ NO_SUB_SUPER(17, R17B)
+ NO_SUB_SUPER(18, R18B)
+ NO_SUB_SUPER(19, R19B)
+ NO_SUB_SUPER(20, R20B)
+ NO_SUB_SUPER(21, R21B)
+ NO_SUB_SUPER(22, R22B)
+ NO_SUB_SUPER(23, R23B)
+ NO_SUB_SUPER(24, R24B)
+ NO_SUB_SUPER(25, R25B)
+ NO_SUB_SUPER(26, R26B)
+ NO_SUB_SUPER(27, R27B)
+ NO_SUB_SUPER(28, R28B)
+ NO_SUB_SUPER(29, R29B)
+ NO_SUB_SUPER(30, R30B)
+ NO_SUB_SUPER(31, R31B)
}
}
case 16:
@@ -838,6 +854,22 @@ MCRegister llvm::getX86SubSuperRegister(MCRegister Reg, unsigned Size,
NO_SUB_SUPER(13, R13W)
NO_SUB_SUPER(14, R14W)
NO_SUB_SUPER(15, R15W)
+ NO_SUB_SUPER(16, R16W)
+ NO_SUB_SUPER(17, R17W)
+ NO_SUB_SUPER(18, R18W)
+ NO_SUB_SUPER(19, R19W)
+ NO_SUB_SUPER(20, R20W)
+ NO_SUB_SUPER(21, R21W)
+ NO_SUB_SUPER(22, R22W)
+ NO_SUB_SUPER(23, R23W)
+ NO_SUB_SUPER(24, R24W)
+ NO_SUB_SUPER(25, R25W)
+ NO_SUB_SUPER(26, R26W)
+ NO_SUB_SUPER(27, R27W)
+ NO_SUB_SUPER(28, R28W)
+ NO_SUB_SUPER(29, R29W)
+ NO_SUB_SUPER(30, R30W)
+ NO_SUB_SUPER(31, R31W)
}
case 32:
switch (Reg.id()) {
@@ -858,6 +890,22 @@ MCRegister llvm::getX86SubSuperRegister(MCRegister Reg, unsigned Size,
NO_SUB_SUPER(13, R13D)
NO_SUB_SUPER(14, R14D)
NO_SUB_SUPER(15, R15D)
+ NO_SUB_SUPER(16, R16D)
+ NO_SUB_SUPER(17, R17D)
+ NO_SUB_SUPER(18, R18D)
+ NO_SUB_SUPER(19, R19D)
+ NO_SUB_SUPER(20, R20D)
+ NO_SUB_SUPER(21, R21D)
+ NO_SUB_SUPER(22, R22D)
+ NO_SUB_SUPER(23, R23D)
+ NO_SUB_SUPER(24, R24D)
+ NO_SUB_SUPER(25, R25D)
+ NO_SUB_SUPER(26, R26D)
+ NO_SUB_SUPER(27, R27D)
+ NO_SUB_SUPER(28, R28D)
+ NO_SUB_SUPER(29, R29D)
+ NO_SUB_SUPER(30, R30D)
+ NO_SUB_SUPER(31, R31D)
}
case 64:
switch (Reg.id()) {
@@ -878,6 +926,22 @@ MCRegister llvm::getX86SubSuperRegister(MCRegister Reg, unsigned Size,
NO_SUB_SUPER(13, R13)
NO_SUB_SUPER(14, R14)
NO_SUB_SUPER(15, R15)
+ NO_SUB_SUPER(16, R16)
+ NO_SUB_SUPER(17, R17)
+ NO_SUB_SUPER(18, R18)
+ NO_SUB_SUPER(19, R19)
+ NO_SUB_SUPER(20, R20)
+ NO_SUB_SUPER(21, R21)
+ NO_SUB_SUPER(22, R22)
+ NO_SUB_SUPER(23, R23)
+ NO_SUB_SUPER(24, R24)
+ NO_SUB_SUPER(25, R25)
+ NO_SUB_SUPER(26, R26)
+ NO_SUB_SUPER(27, R27)
+ NO_SUB_SUPER(28, R28)
+ NO_SUB_SUPER(29, R29)
+ NO_SUB_SUPER(30, R30)
+ NO_SUB_SUPER(31, R31)
}
}
}
diff --git a/llvm/test/CodeGen/X86/asm-mismatched-types.ll b/llvm/test/CodeGen/X86/asm-mismatched-types.ll
index 97f9c0872f8f50d..47525e025f1dc37 100644
--- a/llvm/test/CodeGen/X86/asm-mismatched-types.ll
+++ b/llvm/test/CodeGen/X86/asm-mismatched-types.ll
@@ -133,3 +133,129 @@ define void @reg8_as_16(i16 %p) {
call void asm sideeffect "# REG: $0", "{dil}"(i16 %p)
ret void
}
+
+; CHECK-LABEL: egpr_reg64_as_32:
+; CHECK: # REG: %r16d
+define void @egpr_reg64_as_32(i32 %p) {
+ call void asm sideeffect "# REG: $0", "{r16}"(i32 %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg64_as_32_float:
+; CHECK: # REG: %r16d
+define void @egpr_reg64_as_32_float(float %p) {
+ call void asm sideeffect "# REG: $0", "{r16}"(float %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg64_as_16:
+; CHECK: # REG: %r17w
+define void @egpr_reg64_as_16(i16 %p) {
+ call void asm sideeffect "# REG: $0", "{r17}"(i16 %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg64_as_8:
+; CHECK: # REG: %r21b
+define void @egpr_reg64_as_8(i8 %p) {
+ call void asm sideeffect "# REG: $0", "{r21}"(i8 %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg32_as_16:
+; CHECK: # REG: %r21w
+define void @egpr_reg32_as_16(i16 %p) {
+ call void asm sideeffect "# REG: $0", "{r21d}"(i16 %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg32_as_8:
+; CHECK: # REG: %r20b
+define void @egpr_reg32_as_8(i8 %p) {
+ call void asm sideeffect "# REG: $0", "{r20d}"(i8 %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg16_as_8:
+; CHECK: # REG: %r17b
+define void @egpr_reg16_as_8(i8 %p) {
+ call void asm sideeffect "# REG: $0", "{r17w}"(i8 %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg32_as_64:
+; CHECK: # REG: %r21
+define void @egpr_reg32_as_64(i64 %p) {
+ call void asm sideeffect "# REG: $0", "{r21d}"(i64 %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg32_as_64_float:
+; CHECK: # REG: %r21
+define void @egpr_reg32_as_64_float(double %p) {
+ call void asm sideeffect "# REG: $0", "{r21d}"(double %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg16_as_64:
+; CHECK: # REG: %r21
+define void @egpr_reg16_as_64(i64 %p) {
+ call void asm sideeffect "# REG: $0", "{r21w}"(i64 %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg16_as_64_float:
+; CHECK: # REG: %r21
+define void @egpr_reg16_as_64_float(double %p) {
+ call void asm sideeffect "# REG: $0", "{r21w}"(double %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg8_as_64:
+; CHECK: # REG: %r16
+define void @egpr_reg8_as_64(i64 %p) {
+ call void asm sideeffect "# REG: $0", "{r16b}"(i64 %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg8_as_64_float:
+; CHECK: # REG: %r16
+define void @egpr_reg8_as_64_float(double %p) {
+ call void asm sideeffect "# REG: $0", "{r16b}"(double %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg16_as_32:
+; CHECK: # REG: %r19d
+define void @egpr_reg16_as_32(i32 %p) {
+ call void asm sideeffect "# REG: $0", "{r19w}"(i32 %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg16_as_32_float:
+; CHECK: # REG: %r19d
+define void @egpr_reg16_as_32_float(float %p) {
+ call void asm sideeffect "# REG: $0", "{r19w}"(float %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg8_as_32:
+; CHECK: # REG: %r17d
+define void @egpr_reg8_as_32(i32 %p) {
+ call void asm sideeffect "# REG: $0", "{r17b}"(i32 %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg8_as_32_float:
+; CHECK: # REG: %r17d
+define void @egpr_reg8_as_32_float(float %p) {
+ call void asm sideeffect "# REG: $0", "{r17b}"(float %p)
+ ret void
+}
+
+; CHECK-LABEL: egpr_reg8_as_16:
+; CHECK: # REG: %r18w
+define void @egpr_reg8_as_16(i16 %p) {
+ call void asm sideeffect "# REG: $0", "{r18b}"(i16 %p)
+ ret void
+}
|
@@ -817,6 +817,22 @@ MCRegister llvm::getX86SubSuperRegister(MCRegister Reg, unsigned Size, | |||
NO_SUB_SUPER(13, R13B) | |||
NO_SUB_SUPER(14, R14B) | |||
NO_SUB_SUPER(15, R15B) | |||
NO_SUB_SUPER(16, R16B) |
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
How about define a NO_SUB_SUPERB(8)
?
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
Good suggestion. Done.
There was a problem hiding this comment.
Choose a reason for hiding this comment
The reason will be displayed to describe this comment to others. Learn more.
LGTM
Thanks @phoebewang @XinWang10 |
No description provided.